IPv4 Transfer Log in JPNIC (2025-07-08) Japanese Page
The following is a log of IPv4 address transfer processed by JPNIC based on JPNIC documents.
| IPv4 Address Range | Source | Original Date of Allocation/Assignment | Recipient | Date of Transfer | Remarks |
|---|---|---|---|---|---|
| 118.236.0.0/15 | USEN CORPORATION | So-net Entertainment Corporation | |||
| 118.238.0.0/17 | |||||
| 118.238.192.0/18 | |||||
| 110.232.152.0/21 | |||||
| 118.240.0.0/15 | |||||
| 124.219.128.0/17 | |||||
| 133.242.0.0/16 | Architectural Systems Inc. | SAKURA Internet Inc. | |||
| 134.180.0.0/16 | SANYO Electric Co., Ltd. | SANYO Information Technology Solutions Co., Ltd. | |||
| 203.174.224.0/19 | COMMUNITY NETWORK CENTER INC. | KMN Corporation | |||
| 210.4.160.0/19 | |||||
| 219.111.192.0/20 | |||||
| 157.192.0.0/16 | SANYO Electric Co., Ltd. IT System H.Q | SANYO Information Technology Solutions Co., Ltd. | |||
| 202.241.128.0/22 | TCP Inc. | INTERLINK Co.,LTD | |||
| 202.241.136.0/22 | |||||
| 202.241.144.0/21 | |||||
| 202.241.152.0/22 | |||||
| 202.241.180.0/22 | |||||
| 157.14.96.0/19 | |||||
| 157.14.136.0/21 | |||||
| 157.14.144.0/20 | |||||
| 157.14.208.0/22 | |||||
| 157.14.252.0/22 | |||||
| 202.255.16.0/21 | Tokusima 21st. Century Cultural Information Center | STNet, Incorporated | |||
| 202.241.160.0/20 | TCP Inc. | Marubeni Access Solutions Inc. | |||
| 202.241.184.0/21 | |||||
| 157.14.160.0/19 | |||||
| 157.14.192.0/20 | |||||
| 157.14.224.0/20 | |||||
| 157.14.240.0/21 | |||||
| 180.131.208.0/20 | Spearpoint Associates KK | GLBB Japan KK | |||
| 180.131.224.0/19 | |||||
| 27.0.16.0/20 | |||||
| 160.27.0.0/16 | Kanri Kougaku Kenkyusho, Ltd. | SAKURA Internet Inc. | |||
| 202.224.96.0/20 | FUJITSU HOKKAIDO SYSTEMS LIMITED | FUJITSU LIMITED | |||
| 183.182.32.0/19 | IC-NET Corporation | Steady, Inc. | |||
| 157.7.32.0/19 | Radiation Effects Research Foundation | GMO Internet, Inc. | |||
| 157.7.64.0/18 | |||||
| 157.7.128.0/17 | |||||
| 157.17.128.0/17 | Reitaku University | SAKURA Internet Inc. | |||
| 202.243.196.0/22 | Hitachi Metals, Ltd. | Hitachi Ltd. | |||
| 202.25.192.0/20 | EDUCATIONAL FOUNDATION HIROSHIMA KOKUSAI GAKUIN | Energia Communications,Inc. | |||
| 202.253.243.0/24 | JTEKT CORPORATION | TOYOTA DIGITAL CRUISE INCORPORATED | |||
| 158.201.240.0/20 | Osaka Gas Information System Research Institute Co., Ltd. | ITEC Hankyu Hanshin Co.,Ltd. | |||
| 165.100.128.0/18 | SECOM Trust Systems Co.,Ltd. | Marubeni Access Solutions Inc. | |||
| 202.48.252.0/23 | Fukui Industrial Support Center | mitene internet co.,ltd. | |||
| 183.78.188.0/22 | NextEye | Fureai Channel Inc. | |||
| 133.236.0.0/16 | ANRITSU CORPORATION | Internet Initiative Japan Inc. | |||
| 157.112.128.0/20 | CIRM, Inc | IC-NET Croporation | |||
| 202.242.89.0/24 | Japanese Society of Computational Statistics | SAKURA Internet Inc. | |||
| 150.60.0.0/16 | Kyoto Seisakusho Co.,LTD. | KDDI Web Communications Inc. | |||
| 192.50.199.0/24 | |||||
| 14.128.96.0/19 | GIGAPRIZE Co.,Ltd. | FreeBit Co.,Ltd. | |||
| 133.237.0.0/16 | Universal Computer Laboratory Co.,Ltd. | Rakuten, Inc. | |||
| 203.139.144.0/20 | Toyama Institute of Information Systems Inc. | INTEC Inc. | |||
| 202.220.8.0/22 | SOFTBANK TELECOM Corp. | SOFTBANK TELECOM Corp. | (*1) | ||
| 163.131.0.0/16 | Totsu Sangyo Co., Ltd. | Internet Initiative Japan Inc. | |||
| 202.254.111.0/24 | Sanei Co.,Ltd. | Cyber Area Research, Inc. | |||
| 158.199.0.0/19 | Artificial Intelligence Corporation | IC-NET Corporation | |||
| 153.124.0.0/16 | CRUST Co., Ltd | DIX Co., Ltd | |||
| 202.13.124.0/22 | Azbil Corporation | AT TOKYO Corporation | |||
| 158.199.128.0/17 | Artificial Intelligence Corporation | KDDI Web Communications Inc. | |||
| 202.245.133.0/24 | SEIKO HOLDINGS CORPORATION | Internet Initiative Japan Inc. | |||
| 153.254.0.0/15 | NTT Communications Corporation | NTT Communications Corporation | (*1) | ||
| 157.112.160.0/20 | CIRM, Inc | Kasaoka Cable Vision Company | |||
| 160.27.0.0/16 | SAKURA Internet Inc. | SAKURA Internet Inc. | (*1) | ||
| 103.2.56.0/24 | Internet Initiative Japan Inc. | Rikei Corporation | |||
| 202.48.6.0/23 | NLI Research Institute | Nissay Asset Management Corporation | |||
| 61.192.161.0/24 and fifteen other | CRUST Co., Ltd. | DIX Co., Ltd. | |||
| 133.218.0.0/16 | Rikei Corporation | Internet Initiative Japan Inc. | |||
| 153.125.0.0/17 | CRUST Co., Ltd. | SAKURA Internet Inc. | |||
| 153.125.128.0/18 | |||||
| 153.126.128.0/17 | |||||
| 153.127.0.0/17 | |||||
| 153.127.128.0/18 | |||||
| 158.199.64.0/18 | Artificial Intelligence Corporation | Mirai Communication Network Inc. | |||
| 157.101.0.0/16 | NETMARKS CO., LTD. | UNIADEX, LTD. | |||
| 202.33.0.0/21 and thirty other | SOFTBANK TELECOM Corp. | Yahoo Japan Corporation | |||
| 211.7.200.0/21 | SCSK Corporation | SCSK Corporation | (*1) | ||
| 211.7.216.0/21 | |||||
| 210.173.216.0/24 | RICOH TECHNOSYSTEMS CO., LTD. | FUJITSU LIMITED | |||
| 133.155.0.0/17 | Urban Innovation Institute | Mirai Communication Network Inc. | |||
| 133.155.128.0/17 | Urban Innovation Institute | ITEC Hankyu Hanshin Co.,Ltd. | |||
| 133.18.0.0/16 | Advanced Software Technology & Mechatronics Research Institute of KYOTO | Kagoya Japan Corporation | |||
| 202.228.203.0/24 and seven other | Yahoo Japan Corporation | SOFTBANK TELECOM Corp. | |||
| 210.158.197.0/24 and four other | Yahoo Japan Corporation | SOFTBANK TELECOM Corp. | |||
| 202.234.128.0/24 and twenty eight other | Yahoo Japan Corporation | SOFTBANK TELECOM Corp. | |||
| 202.234.130.0/24 and twenty nine other | Yahoo Japan Corporation | SOFTBANK TELECOM Corp. | |||
| 202.218.14.0/24 and twenty other | Yahoo Japan Corporation | SOFTBANK TELECOM Corp. | |||
| 202.218.15.0/24 and eighteen other | Yahoo Japan Corporation | SOFTBANK TELECOM Corp. | |||
| 157.112.192.0/18 | CIRM, Inc | GREE, Inc. | |||
| 153.121.32.0/19 | CRUST Co., Ltd. | SAKURA Internet Inc. | |||
| 153.121.64.0/19 | |||||
| 157.112.144.0/20 | CIRM, Inc | XSERVER Inc. | |||
| 157.112.176.0/20 | |||||
| 49.242.64.0/18 | FreeBit Co.,Ltd. | BEKKOAME INTERNET. INC. | |||
| 49.242.128.0/18 | |||||
| 160.16.0.0/16 | INFOCOM CORPORATION | SAKURA Internet Inc. | |||
| 192.47.144.0/24 and fifteen other | Saitama City Watersupply Section | HONJYO CABLE VISION CO., LTD. | |||
| 210.158.160.0/20 | Fujitsu Niigata Systems Limited | Global Network Core Co.,Ltd. | |||
| 183.90.224.0/19 | A4 Ltd | XSERVER Inc. | |||
| 133.137.0.0/16 | Software Research Associates, Inc. | Internet Initiative Japan Inc. | |||
| 157.112.64.0/20 | CIRM, Inc | CYBER AGENT, LTD. | |||
| 210.142.144.0/20 | Okinawa Tele Message Corporation | Internet Initiative Japan Inc. | |||
| 27.112.124.0/22 | |||||
| 202.220.40.0/21 | Kurume University University Education Center for Information processings | Kyushu Telecommunication Network Co., Inc. | |||
| 153.120.0.0/17 | CRUST Co., Ltd. | SAKURA Internet Inc. | |||
| 153.120.128.0/18 | |||||
| 153.121.128.0/18 | |||||
| 133.167.0.0/16 | Osakaya Co. Ltd | SAKURA Internet Inc. | |||
| 133.130.0.0/17 | Just System Corporation | GMO Internet, Inc. | |||
| 163.44.64.0/18 | |||||
| 163.44.128.0/18 | |||||
| 218.100.67.0/24 | University of the Ryukyus | DOVA Corporation | |||
| 153.120.192.0/18 | CRUST Co., Ltd. | SAKURA Internet Inc. | |||
| 153.121.192.0/18 | |||||
| 153.125.192.0/19 | |||||
| 153.125.240.0/20 | |||||
| 153.126.0.0/17 | |||||
| 153.127.192.0/18 | |||||
| 61.192.135.0 - 61.192.160.255 and twenty seven other |
CRUST Co., Ltd. | SAKURA Internet Inc. | |||
| 211.19.196.0/22 | INTEC Inc. | IMIZU CABLE NETWORK CO.,LTD. | |||
| 27.147.112.0/20 | A4 Ltd | ICC Corporation | |||
| 202.235.112.0/21 | NTT DATA CORPORATION | Dimension data Japan Inc. | |||
| 202.235.120.0/21 | |||||
| 202.240.84.0/23 | Gifu Prefectural Research Institute of Information Technology | Mirai Communication Network Inc. | |||
| 157.120.240.0/20 | FUJISOFT INCORPORATED | KVH Co., Ltd | |||
| 158.199.32.0/19 | Artificial Intelligence Corporation | NTT DoCoMo,Inc. | |||
| 160.249.0.0/16 | Zuken Incorporated | NTT DoCoMo,Inc. | |||
| 157.112.0.0/18 | CIRM, Inc | NTT DoCoMo,Inc. | |||
| 27.147.64.0/20 | A4 Ltd | Chiroro-Net Co.,Ltd. | |||
| 211.19.192.0/22 | INTEC Inc. | Hokuden Information System Service Co.,Ltd. | |||
| 183.90.192.0/19 | A4 Ltd | LINE Corporation | |||
| 27.147.96.0/20 | 2013-01-07 | ||||
| 133.186.128.0/17 | ATR International | LINE Corporation | |||
| 103.4.40.0/22 | DNP Digitalcom Co., Ltd. | Dai Nippon Printing Co., Ltd. | |||
| 27.147.80.0/20 | A4 Ltd | Chukai Television Co,.Ltd. | |||
| 210.152.92.0/24 | SOFTBANK TELECOM Corp. | SOFTBANK TELECOM Corp. | (*1) | ||
| 210.189.93.0/24 | SOFTBANK TELECOM Corp. | SOFTBANK TELECOM Corp. | (*1) | ||
| 61.121.241.0/24 | |||||
| 165.76.0.0/17 | SOFTBANK TELECOM Corp. | SOFTBANK TELECOM Corp. | (*1) | ||
| 165.76.128.0/17 | SOFTBANK TELECOM Corp. | SOFTBANK TELECOM Corp. | (*1) | ||
| 202.210.51.0/24 | SOFTBANK TELECOM Corp. | SOFTBANK TELECOM Corp. | (*1) | ||
| 202.17.128.0/19 | SAISON INFORMATION SYSTEMS CO.,LTD. | NTTPC Communications,Inc | |||
| 211.2.160.0/22 | SAISON INFORMATION SYSTEMS CO.,LTD. | NTTPC Communications,Inc | |||
| 211.2.164.0/22 | |||||
| 211.2.168.0/21 | |||||
| 14.128.64.0/19 | GIGAPRIZE Co.,Ltd. | FreeBit Co.,Ltd. | |||
| 202.33.30.0/23 and thirteen other |
Yahoo Japan Corporation | SOFTBANK TELECOM Corp. | |||
| 202.228.208.0 - 202.228.212.255 | SOFTBANK TELECOM Corp. | Yahoo Japan Corporation | |||
| 211.133.245.0/24 | |||||
| 61.115.235.0/24 | |||||
| 202.218.76.0/24 | SOFTBANK TELECOM Corp. | Yahoo Japan Corporation | |||
| 203.183.176.0/24 | |||||
| 203.183.192.0/23 | |||||
| 210.140.2.0/24 | |||||
| 202.234.140.0/24 and eight other |
SOFTBANK TELECOM Corp. | Yahoo Japan Corporation | |||
| 210.158.197.0/24 | SOFTBANK TELECOM Corp. | Yahoo Japan Corporation | |||
| 202.230.39.0/24 | SOFTBANK TELECOM Corp. | Yahoo Japan Corporation | |||
| 210.152.113.0/24 | |||||
| 202.241.255.0/24 and six other |
SOFTBANK TELECOM Corp. | Yahoo Japan Corporation | |||
| 133.186.128.0/17 | LINE Corporation | NHN PlayArt Corporation | |||
| 27.147.96.0/20 | |||||
| 183.90.192.0/19 | |||||
| 27.133.224.0/22 | FreeBit Co.,Ltd. | Directorz Co.,Ltd. | |||
| 27.133.240.0/22 | |||||
| 210.156.64.0/22 and ten other | J:COM East Co., Ltd. | Technology Networks Inc. | |||
| 202.220.6.0/23 | Miyazaki Prefecture | Cable Media WAIWAI Co.,Ltd | |||
| 202.11.160.0/22 | Polytechnic College Kochi | STNet, Incorporated | |||
| 210.250.224.0/19 | Yahoo Japan Corporation | Yahoo Japan Corporation | (*1) | ||
| 210.252.64.0/19 | |||||
| 153.127.224.0/19 | SAKURA Internet Inc. | KAGOYA JAPAN Inc. | |||
| 27.133.128.0/19 and five other | FreeBit Co.,Ltd. | SAKURA Internet Inc. | |||
| 133.163.0.0/16 | FUJITSU LIMITED | FUJITSU LIMITED | (*1) | ||
| 157.120.224.0/20 | FUJISOFT INCORPORATED | KVH Co., Ltd | |||
| 210.171.32.0 - 210.171.60.255 and seven other | Yahoo Japan Corporation | Yahoo Japan Corporation | (*1) | ||
| 153.124.232.0 - 153.124.255.255 and sixteen other | DIX Co., Ltd. | CRUST Co., Ltd. | |||
| 153.125.0.0/17 | SAKURA Internet Inc. | TOYOHASHI CABLE NETWORK INC. | |||
| 163.49.0.0/16 | TDK CORPORATION | Internet Initiative Japan Inc. | |||
| 143.125.212.0/22 | NTT Electronics Corporation | NTTPC Communications,Inc | |||
| 143.125.216.0/21 | |||||
| 143.125.224.0/19 | |||||
| 202.220.70.0/23 | B.U.G. MORI SEIKI CO., LTD. | Hokuden Information Technology,Inc. | |||
| 157.65.32.0/19 | Hi-Elecom Co.,Ltd. | NTTPC Communications,Inc | |||
| 157.65.64.0/18 | |||||
| 157.65.128.0/19 | |||||
| 27.133.192.0/19 | FreeBit Co.,Ltd. | CRUST Co., Ltd. | |||
| 27.133.228.0/22 | |||||
| 27.133.232.0/21 | |||||
| 27.133.244.0/23 | |||||
| 27.133.246.0/24 | |||||
| 61.192.135.0 - 61.192.160.255 and sixteen other | SAKURA Internet Inc. | FreeBit Co.,Ltd. | |||
| 202.240.252.0/22 | Hitachi Document Solutions Co., Ltd. | E-Platform Promotion Office. IT Services Division. HITACHI,Ltd. | |||
| 202.254.240.0/21 | Renesas Northern Japan Semiconductor, Inc. | Fuji Electric Tsugaru Semiconductor Co.,Ltd. | |||
| 192.47.90.0/24 | Renesas Northern Japan Semiconductor, Inc. | J-DEVICES SEMICONDUCTOR CORPORATION | |||
| 192.47.91.0/24 | |||||
| 192.47.92.0/24 | Renesas Northern Japan Semiconductor, Inc. | MITSUMI ELECTRIC CO., LTD. | |||
| 192.47.93.0/24 | |||||
| 192.47.94.0/24 | |||||
| 216.8.0.0/20 | American Registry for Internet Numbers/ZipLink, LLC | Hokuden Information Technology,Inc. | inter-registry transferred address | ||
| 203.174.192.0/19 | COMMUNITY NETWORK CENTER INC. | COMMUNITY NETWORK CENTER INC. | (*1) | ||
| 103.246.68.0/22 | PLUS ONE Co., Ltd. | kanuma cable television Corporation | |||
| 157.107.0.0/16 | Astellas Pharma Inc. | ASAHI Net,Inc. | |||
| 182.236.13.0 - 182.236.41.255 and six other | SAKURA Internet Inc. | FreeBit Co.,Ltd. | |||
| 210.189.192.0 - 210.189.203.255 | Yahoo Japan Corporation | Yahoo Japan Corporation | (*1) | ||
| 210.189.204.0/24 | |||||
| 210.189.205.0 - 210.189.207.255 | |||||
| 61.120.208.0/20 | CRUST Co., Ltd. | FreeBit Co.,Ltd. | |||
| 61.192.128.0 - 61.192.134.255 | |||||
| 61.192.224.0/19 | |||||
| 165.100.192.0/20 | SECOM Trust Systems Co.,Ltd. | AT TOKYO Corporation | |||
| 133.232.64.0/18 | B.U.G. MORI SEIKI CO., LTD. | INTERLINK Co.,LTD | |||
| 219.109.160.0/19 and five other | Dream Train Internet Inc. | SAKURA Internet Inc. | |||
| 27.133.192.0/20 | CRUST Co., Ltd. | Hokuden Information Technology,Inc. | |||
| 27.133.208.0/20 | CRUST Co., Ltd. | CYBER AGENT, LTD. | |||
| 133.232.32.0/19 | B.U.G. MORI SEIKI CO., LTD. | Amixcom Inc. | |||
| 210.142.128.0/20 | Okinawa Tele Message Corporation | Internet Initiative Japan Inc. | |||
| 216.8.16.0/20 | American Registry for Internet Numbers/Cable Internet Access, Inc. | Hokuden Information Technology,Inc. | inter-registry transferred address | ||
| 133.130.128.0/17 | Just System Corporation | NTTPC Communications,Inc | |||
| 163.44.0.0/18 | |||||
| 116.118.224.0/20 | Asia Pacific Network Information Centre/Produce on Demand, Inc. | NIFTY Corporation | inter-registry transferred address | ||
| 39.110.0.0/15 | Asia Pacific Network Information Centre/Cloud-Sense Technology Corporation Ltd. | So-net Corporation | inter-registry transferred address | ||
| 192.244.96.0/24 and fifteen other | ZENRIN Co.,Ltd. | NTTPC Communications,Inc | |||
| 160.13.0.0/16 | MITSUI CHEMICALS, INC. | Internet Initiative Japan Inc. | |||
| 160.248.0.0/24 and twenty eight other | NTT DATA CCS CORPORATION | NTTPC Communications,Inc | |||
| 133.232.128.0/17 | B.U.G. MORI SEIKI CO., LTD. | NTTPC Communications,Inc | |||
| 202.86.56.0/21 | NS Solutions Corporation | SOFTBANK TELECOM Corp. | |||
| 61.45.240.0/21 | |||||
| 103.28.164.0/22 | |||||
| 76.77.48.0/20 | American Registry for Internet Numbers/GREE International, Inc. | GREE, Inc. | inter-registry transferred address | ||
| 220.208.0.0/19 | CATV tokushima Co.,Inc. | STNet, Incorporated | |||
| 133.223.0.0/16 | MEITEC CORPORATION | NHN PlayArt Corporation | |||
| 192.135.105.0/24 | |||||
| 192.135.106.0/24 | |||||
| 192.135.107.0/24 | |||||
| 202.255.63.0/24 | MARUZEN Co.,Ltd. | Dai Nippon Printing Co., Ltd. | |||
| 202.140.0.0/19 | Asia Pacific Network Information Centre/T-Syetems Japan K.K | mitene internet co.,ltd. | inter-registry transferred address | ||
| 115.127.224.0/19 | Asia Pacific Network Information Centre/BRACNet Limited | CDNetworks Japan Co.,Ltd | inter-registry transferred address | ||
| 202.240.128.0/22 | Hitachi Document Solutions Co., Ltd. | E-Platform Promotion Office. IT Services Division. HITACHI,Ltd. | |||
| 202.252.108.0/23 | 1994-03-30 | ||||
| 27.133.228.0/22 | CRUST Co., Ltd. | NIFTY Corporation | |||
| 27.133.232.0/21 | |||||
| 27.133.244.0/23 | |||||
| 27.133.246.0/24 | |||||
| 182.236.12.0/24 | |||||
| 202.243.64.0/24 | THE YOMIURI SHIMBUN | KATCH Network Inc. | |||
| 202.243.65.0 - 202.243.95.255 | |||||
| 146.56.0.0/16 | ORACLE CORPORATION JAPAN | Asia Pacific Network Information Centre/Oracle Corporation | |||
| 160.248.1.0 - 160.248.9.255 and twenty nine other | NTT DATA CCS CORPORATION | NTTPC Communications,Inc | |||
| 27.120.144.0 - 27.120.179.255 and fourty two other | Dream Train Internet Inc. | FreeBit Co.,Ltd. | |||
| 202.222.12.0/22 | Tsukuba InterNet Service Inc. | SoftEther Corporation | |||
| 157.120.160.0/19 | FUJISOFT INCORPORATED | GMO Internet, Inc. | |||
| 157.120.192.0/19 | |||||
| 219.99.32.0/20 | K-techsjapan Inc. | Interlink Co.,Ltd. | |||
| 146.99.0.0/16 | American Registry for Internet Numbers/Oak Point Partners Inc | NTT DOCOMO,INC. | inter-registry transferred address | ||
| 146.160.0.0/16 | 1991-02-15 | ||||
| 148.67.0.0/16 | American Registry for Internet Numbers/Spacenet Inc | NTT DOCOMO,INC. | inter-registry transferred address | ||
| 148.68.0.0/16 | |||||
| 163.220.252.0/22 | National Institute of Advanced Industrial Science and Technology | University of Tsukuba | |||
| 163.44.192.0/20 | Just System Corporation | GMO Internet, Inc. | |||
| 163.44.224.0/19 | |||||
| 157.65.16.0/20 | Hi-Elecom Co.,Ltd. | NTTPC Communications,Inc | |||
| 157.65.160.0/20 | |||||
| 157.65.224.0/19 | |||||
| 150.31.0.0/16 | Alphatec Solutions Co., Ltd. | Internet Initiative Japan Inc. | |||
| 150.95.2.0 - 150.95.255.255 | Institute of Computational Fluid Dynamics | GMO Internet, Inc. | |||
| 131.147.0.0/16 | Asia Pacific Network Information Centre/Beyond Excellent Technology Ltd. | So-net Corporation | inter-registry transferred address | ||
| 131.213.0.0/16 | |||||
| 157.112.99.0 - 157.112.127.255 | CIRM, Inc | NIFTY Corporation | |||
| 163.58.0.0/16 | TOKYU CONSTRUCTION CO., LTD. | its communications Inc. | |||
| 202.243.103.0/24 | JAPAN BiNAL INC. | TOYOTA DIGITAL CRUISE INCORPORATED | |||
| 164.70.0.0/16 | FUJITSU LIMITED | FUJITSU LIMITED | (*1) | ||
| 157.120.192.0/19 | GMO Internet, Inc. | American Registry for Internet Numbers/GMO DATA CENTER USA, INC. | |||
| 183.181.102.0/24 | SAKURA Internet Inc. | Expert Incorporated | |||
| 202.220.192.0/20 | Niji-Net Inc. | Interlink Co.,Ltd. | |||
| 202.220.208.0/20 | |||||
| 157.120.160.0/19 | GMO Internet, Inc. | Asia Pacific Network Information Centre/GMO INTERNET PTE. LTD | |||
| 14.192.96.0/19 | Asia Pacific Network Information Centre/APEiRON.Inc | ICC Corporation | inter-registry transferred address | ||
| 157.101.224.0/19 | UNIADEX, LTD. | Dai Nippon Printing Co., Ltd. | |||
| 110.44.128.0/20 | Asia Pacific Network Information Centre/Next Web Phil | SAKURA Internet Inc. | inter-registry transferred address | ||
| 110.232.160.0/20 | |||||
| 112.109.0.0/20 | |||||
| 113.20.160.0/19 | |||||
| 122.202.96.0/19 | |||||
| 103.250.200.0/22 | Knowledge Database Inc | MEDIA INDEX Inc. | |||
| 119.252.32.0/19 | Asia Pacific Network Information Centre/APEiRON.Inc | SQUARE ENIX CO., LTD. | inter-registry transferred address | ||
| 103.7.208.0/22 | Asia Pacific Network Information Centre/Dream Information Laboratory | Expert Incorporated | inter-registry transferred address | ||
| 153.124.192.0/19 | DIX Co., Ltd. | Directorz Co.,Ltd. | |||
| 116.12.0.0/19 | COMMUNITY NETWORK CENTER INC. | COMMUNITY NETWORK CENTER INC. | (*1) | ||
| 210.171.192.0/22 | AOI Software Co., Ltd | AOINET | |||
| 210.171.196.0/22 | |||||
| 210.171.200.0/21 | |||||
| 163.43.0.0/16 | NIPPON RAD INC. | SAKURA Internet Inc. | |||
| 103.6.16.0/22 | Asia Pacific Network Information Centre/Tibanne Co. Ltd. | NISHIOWARI CATV CORPORATION | inter-registry transferred address | ||
| 157.112.80.0/20 | CIRM, Inc | Asia Pacific Network Information Centre/DooGA Co., Ltd. | |||
| 153.124.208.0/20 | Directorz Co.,Ltd. | KATCH Network Inc. | |||
| 27.132.0.0 - 27.132.8.255 and thirty other | FreeBit Co.,Ltd. | 2010-01-04 | NTT Communications Corporation | 2016-02-16 | |
| 61.203.160.0/22 and thirty six other | FreeBit Co.,Ltd. | 2001-03-21 | NTT Communications Corporation | 2016-02-17 | |
| 27.120.128.0/20 and fourty two other | Dream Train Internet Inc. | 2010-09-02 | FreeBit Co.,Ltd. | 2016-02-18 | |
| 202.238.0.0/20 | Phase One Inc. | 2000-09-27 | Tonami Transportation Co., Ltd. | 2016-03-03 | |
| 182.160.192.0/18 | Asia Pacific Network Information Centre/APEiRON.Inc | 2011-02-07 | NIFTY Corporation | 2016-03-03 | inter-registry transferred address |
| 219.124.48.0/20 | Hitachi Cable Networks, Ltd. | 2002-12-11 | jway co., Ltd | 2016-03-03 | |
| 131.129.0.0/16 | Asia Pacific Network Information Centre/Beyond Excellent Technology Ltd. | 2014-09-26 | ASAHI Net,Inc. | 2016-03-08 | inter-registry transferred address |
| 210.171.200.0/21 | AOINET | 2015-12-24 | Osaka Chamber of Commerce and Industry | 2016-03-09 | |
| 210.189.176.0/20 | Koutoku-Sangyou Co,.Ltd. | 2003-07-11 | kronos.Co.,Ltd. | 2016-03-09 | |
| 219.112.227.0/24 | Tsukuba-WAN Network | 2002-08-13 | National Research and Development Agency Public Works Research Institute | 2016-03-09 | |
| 153.124.168.0/21 | DIX Co., Ltd. | 2012-08-15 | GENES Co., Ltd. | 2016-03-15 | |
| 153.124.176.0/20 | DIX Co., Ltd. | 2012-08-15 | Interlink Co.,Ltd. | 2016-03-15 | |
| 153.124.224.0/21 | DIX Co., Ltd. | 2012-08-15 | BTV Cable Television | 2016-03-15 | |
| 133.149.192.0/18 | Marubeni OKI Network Solutions Inc. | 1989-10-19 | ARTERIA Networks Corporation | 2016-03-16 | |
| 118.27.0.0/16 | Asia Pacific Network Information Centre/Tibanne Co. Ltd. | 2007-08-03 | GMO Internet, Inc. | 2016-03-23 | inter-registry transferred address |
| 219.112.225.0 - 219.112.226.255 | Tsukuba-WAN Network | 2002-08-13 | Ibaraki Prefectural Government | 2016-03-23 | |
| 219.112.228.0 - 219.112.239.255 | |||||
| 219.112.224.0/24 | Tsukuba-WAN Network | 2002-08-13 | National Institute for Land and Infrastructure Management | 2016-03-28 | |
| 128.28.0.0/16 | American Registry for Internet Numbers/SRI International | 1983-10-24 | NTTPC Communications,Inc | 2016-03-29 | inter-registry transferred address |
| 128.53.0.0/16 | 1984-06-13 | ||||
| 149.54.128.0/17 | American Registry for Internet Numbers/BlueSky Solutions LLC | 1995-02-21 | ITEC Hankyu Hanshin Co.,Ltd. | 2016-03-29 | inter-registry transferred address |
| 202.246.180.0/23 | Yamaguchi Prefecturel Radio Council | 1995-04-11 | Yamaguchi Cable Vision Co.,Ltd. | 2016-03-29 | |
| 157.65.8.0/21 | Hi-Elecom Co.,Ltd. | 1991-12-20 | Internet Initiative Japan Inc. | 2016-04-26 | |
| 157.65.176.0/21 | |||||
| 157.65.192.0/21 | |||||
| 157.65.216.0/21 | |||||
| 128.22.0.0/16 | American Registry for Internet Numbers/SRI International | 1991-01-03 | K-Opticom Corporation | 2016-05-11 | inter-registry transferred address |
| 128.27.0.0/16 | 1988-04-13 | ||||
| 157.111.0.0/16 | Japan Atomic Energy Agency | 1997-03-31 | National Institutes for Quantum and Radiological Science and Technology | 2016-05-18 | |
| 163.44.192.0/20 | GMO Internet, Inc. | 2015-06-08 | Asia Pacific Network Information Centre/GMO INTERNET PTE. LTD | 2016-05-18 | |
| 150.95.16.0/20 | 2015-06-11 | ||||
| 210.171.192.0/22 | AOINET | 2015-12-24 | Chiroro-Net Co.,Ltd. | 2016-05-31 | |
| 210.171.196.0/22 | |||||
| 198.144.128.0/20 | American Registry for Internet Numbers/Troy City Internet Exchange, Inc. | 1999-03-12 | GLBB Japan KK | 2016-06-01 | inter-registry transferred address |
| 203.181.64.0/20 | FreeBit Co.,Ltd. | 2016-02-18 | Dream Train Internet Inc. | 2016-06-01 | |
| 203.181.80.0/23 | |||||
| 133.123.0.0/16 | Foretune Co., Ltd. | 1991-01-16 | STNet, Incorporated | 2016-06-14 | |
| 138.212.0.0/17 | ASAHI KASEI CORPORATION | 1995-01-11 | Asahi Kasei Networks Corporation | 2016-06-20 | |
| 158.199.64.0/19 | Mirai Communication Network Inc. | 2012-10-29 | HIDATAKAYAMA CABLE NETWORK INC. | 2016-06-28 | |
| 158.199.96.0/20 | |||||
| 202.78.208.0/20 | Kobe Community Exchange Co.,LTD | 2004-10-25 | NTT SmartConnect Corporation | 2016-06-30 | |
| 202.211.112.0/20 | |||||
| 140.227.0.0/16 | American Registry for Internet Numbers/Intersil Corporation | 1990-06-21 | NTTPC Communications, Inc | 2016-07-07 | inter-registry transferred address |
| 161.34.0.0/16 | American Registry for Internet Numbers/MSC.Software Corporation | 1992-05-12 | NTTPC Communications,Inc | 2016-07-07 | inter-registry transferred address |
| 119.235.225.0 - 119.235.231.255 | LINE Corporation | 2008-03-11 | NHN Techorus Corp. | 2016-07-20 | |
| 119.235.233.0 - 119.235.234.255 | |||||
| 119.235.238.0/23 | |||||
| 103.2.29.0/24 | 2011-04-21 | ||||
| 203.104.128.0/20 | Asia Pacific Network Information Centre/NHN Techorus Corp. | 1999-09-06 | LINE Corporation | 2016-07-29 | inter-registry transferred address |
| 203.104.144.0/21 | |||||
| 203.104.152.0/22 | |||||
| 203.104.156.0/23 | |||||
| 203.104.158.0/24 | |||||
| 64.33.0.0/18 | American Registry for Internet Numbers/OLM LLC | 2000-02-01 | Tannan Cable Television Corporation | 2016-08-17 | inter-registry transferred address |
| 157.101.64.0/18 | UNIADEX, LTD. | 2012-10-30 | ARTERIA Networks Corporation | 2016-09-01 | |
| 172.122.0.0/15 | American Registry for Internet Numbers/KW Datacenter | 2015-06-24 | Internet Initiative Japan Inc. | 2016-09-28 | inter-registry transferred address |
| 133.142.0.0/16 and thirty three other | Bank of Tokyo-Mitsubishi UFJ | 1989-08-14 | Internet Initiative Japan Inc. | 2016-10-25 | |
| 143.189.0.0/16 | Asia Pacific Network Information Centre/The Woolmark Company Pty. Ltd. | 1998-11-23 | Sony Network Communications Inc. | 2016-10-27 | inter-registry transferred address |
| 150.246.0.0/16 | American Registry for Internet Numbers/Eastman Kodak Company | 1991-08-05 | Sony Network Communications Inc. | 2016-11-29 | inter-registry transferred address |
| 150.249.0.0/16 | |||||
| 202.211.0.0/20 | Tohoku Open Internet Community | 1996-03-06 | Research Organization of Information and Systems, National Institute of Informatics | 2017-01-24 | |
| 202.211.16.0/20 | 1996-09-17 | ||||
| 210.156.32.0/19 | 1997-06-26 | ||||
| 147.92.128.0/17 | American Registry for Internet Numbers/Buena Vista University | 1991-07-19 | LINE Corporation | 2017-02-01 | inter-registry transferred address |
| 154.34.0.0/18 | Yahoo Japan Corporation | 2010-03-26 | Yahoo Japan Corporation | 2017-02-16 | (*1) |
| 202.246.180.0/23 | Yamaguchi Cable Vision Co.,Ltd. | 1995-04-11 | Yamaguchi University | 2017-03-14 | |
| 150.95.64.0/21 and seven other | GMO Internet, Inc. | 2015-06-11 | Asia Pacific Network Information Centre/GMO-Z.COM PTE. LTD. | 2017-03-15 | |
| 202.247.136.0/21 | EJWORKS CORPORATION | 2005-01-06 | Internet Initiative Japan Inc. | 2017-03-16 | |
| 133.149.96.0/19 | Marubeni OKI Network Solutions Inc. | 1989-10-19 | ARTERIA Networks Corporation | 2017-03-19 | |
| 210.231.128.0/18 | EJWORKS CORPORATION | 1998-06-15 | NTTPC Communications,Inc | 2017-03-23 | |
| 122.200.32.0/22 | Internap Japan Co.,Ltd. | 2006-10-17 | Internap Japan Co.,Ltd. | 2017-03-23 | (*1) |
| 202.58.28.0/22 | Hyper Systems Corporation | 2004-04-21 | Asia Pacific Network Information Centre/PACIFIC FORTUNE INC LIMITED | 2017-03-23 | |
| 202.254.232.0/21 | Tokuyama University | 1994-06-02 | XSERVER Inc. | 2017-03-30 | |
| 203.179.0.0/20 | Niji-Net Inc. | 2003-07-01 | KCT Corporation | 2017-03-30 | |
| 61.121.192.0/22 | Rworks, Inc. | 2000-12-27 | ITEC Hankyu Hanshin Co.,Ltd. | 2017-04-20 | |
| 61.121.196.0/23 | 2002-03-27 | ||||
| 61.121.199.0/24 | |||||
| 61.121.201.0-61.121.207.255 | |||||
| 150.147.0.0/16 | American Registry for Internet Numbers/Sirsi Corporation | 1991-05-15 | Sony Network Communications Inc. | 2017-05-11 | inter-registry transferred address |
| 159.28.64.0/18 | American Registry for Internet Numbers/Earlham College | 1992-03-02 | Sony Network Communications Inc | 2017-05-11 | inter-registry transferred address |
| 159.28.128.0/17 | |||||
| 202.58.20.0/22 | Hyper Systems Corporation |
2004-04-21 | Asia Pacific Network Information Centre/RAINBOW LINKS LIMITED | 2017-05-19 | |
| 202.58.24.0/22 | |||||
| 223.252.64.0/20 | Asia Pacific Network Information Centre/Oz Servers Pty Ltd | 2010-07-27 | Chita Medias Network INC. | 2017-05-22 | inter-registry transferred address |
| 223.252.80.0/20 | |||||
| 122.100.24.0/21 | D.C.N. Corporation | 2011-01-12 | K-Opticom Corporation | 2017-05-22 | |
| 203.178.6.0/24 | OF Tech Co., Ltd. | 1996-05-08 | K-Opticom Corporation | 2017-06-12 | |
| 222.224.128.0/17 | NIPPON TELEGRAPH AND TELEPHONE EAST CORPORATION | 2004-03-23 | NTT-ME Corporation | 2017-06-14 | |
| 210.134.128.0/20 | ONKYO&PIONEER INNOVATIONS CORPORATION | 1998-08-07 | Onkyo Corporation | 2017-06-19 | |
| 210.134.144.0/22 | |||||
| 157.250.240.0/20 | Asia Pacific Network Information Centre/Rebyc Inc. | 1992-02-07 | WARABI CABLE VISION CO., LTD. | 2017-07-03 | inter-registry transferred address |
| 183.181.96.0/22 | SAKURA Internet Inc. | 2014-06-12 | XSERVER Inc. | 2017-07-03 | |
| 183.181.100.0/23 | |||||
| 64.63.64.0/18 | American Registry for Internet Numbers/Mobilenetics Corporation | 2017-02-13 | Nihon Network Service Co,.Ltd. | 2017-07-04 | inter-registry transferred address |
| 202.244.202.0/23 | Panasonic System Networks Co., Ltd. | 1995-02-22 | Panasonic Corporation | 2017-07-13 | |
| 202.208.112.0/20 | GINGA SYSTEM CO.,LTD | 2009-03-18 | Energia Communications,Inc. | 2017-07-19 | |
| 154.8.48.0/20 | Reseaux IP Europeens Network Coordination Centre/TELSTRA LIMITED | 1992-02-05 | Ogaki Cable Television Co.,Inc. | 2017-07-20 | inter-registry transferred address |
| 81.23.208.0/20 | 2002-11-14 | ||||
| 119.30.8.0/21 | Asia Pacific Network Information Centre/IX-layers, Inc. | 2011-02-16 | EHIME CATV CO.,LTD. | 2017-07-25 | inter-registry transferred address |
| 24.53.192.0/19 | American Registry for Internet Numbers/InnSys Incorporated | 2014-10-07 | EHIME CATV CO.,LTD. | 2017-07-25 | inter-registry transferred address |
| 119.150.0.0/20 and five other | FreeBit Co.,Ltd. | 2008-02-18 | STNet, Incorporated | 2017-07-26 | |
| 120.50.192.0/20 | BroadBand Tower,Inc. | 2008-03-25 | Mihara Cable Television Ltd. | 2017-08-07 | |
| 157.185.192.0/18 | American Registry for Internet Numbers/Parsons Corporation | 1992-01-22 | DataDock.INC | 2017-08-15 | inter-registry transferred address |
| 194.91.0.0/19 | Reseaux IP Europeens Network Coordination Centre/ITnet S.r.l. | 1994-09-08 | KDDI Web Communications Inc. | 2017-08-16 | inter-registry transferred address |
| 194.91.32.0/19 | 1995-04-20 | ||||
| 194.91.64.0/18 | 1995-10-20 | ||||
| 194.91.128.0/17 | 1996-01-17 | ||||
| 216.171.112.0/20 | American Registry for Internet Numbers/The Wireless Time Company LLC | 2008-03-03 | New media Co.,Ltd. | 2017-08-21 | inter-registry transferred address |
| 152.165.0.0/16 | American Registry for Internet Numbers/Avid Technology, Inc. | 1994-02-01 | Sony Network Communications Inc. | 2017-08-23 | inter-registry transferred address |
| 160.86.0.0/16 | American Registry for Internet Numbers/Intrusion Inc. | 1992-04-29 | Sony Network Communications Inc. | 2017-08-23 | inter-registry transferred address |
| 45.75.0.0/17 | American Registry for Internet Numbers/KW Datacenter | 2015-04-24 | HIMEJI CABLE TELEVISION CORPORATION | 2017-08-24 | inter-registry transferred address |
| 101.55.240.0/20 | Jupiter Telecommunications Co., Ltd. | 2016-03-01 | Oita Cable Telecom Co.,Ltd | 2017-08-31 | |
| 123.50.224.0/20 | |||||
| 123.50.240.0/20 | |||||
| 123.100.192.0/19 | |||||
| 202.147.208.0/20 | |||||
| 210.156.160.0/22 | WITH Networks Limited | 1997-05-22 | Sony Network Communications Inc. | 2017-09-20 | |
| 210.156.164.0/22 | 1998-12-18 | ||||
| 210.156.168.0/22 | 2000-01-05 | ||||
| 210.156.172.0/22 | 2002-09-19 | ||||
| 103.28.96.0/22 | ICC Corporation | 2011-12-26 | NISHIOWARI CATV CORPORATION | 2017-09-20 | |
| 219.100.16.0/22 | 2014-10-21 | ||||
| 202.247.160.0/20 | EJWORKS CORPORATION | 2005-01-06 | Internet Initiative Japan Inc. | 2017-09-21 | |
| 202.236.157.0/24 | HUMANUTER CO. | 1995-06-13 | KIBI Cable Television Co.,Ltd. | 2017-09-28 | |
| 202.254.111.0/24 | Geolocation Technology,Inc. | 2012-07-10 | KIBI Cable Television Co.,Ltd. | 2017-09-28 | |
| 150.66.0.0/16 | SUNCORPORATION | 1991-07-02 | K-Opticom Corporation | 2017-10-24 | |
| 61.44.0.0/23 and twelve other | FreeBit Co.,Ltd. | 2003-08-28 | NTT Communications Corporation | 2017-11-01 | |
| 163.220.192.0-163.220.251.255 | National Institute of Advanced Industrial Science and Technology | 1997-03-31 | Industrial Cyber Security Center of Excellence | 2017-11-08 | |
| 27.147.96.0/20 and eight other | NHN Techorus Corp. | 2014-01-22 | NHN JAPAN Corp. | 2017-11-27 | |
| 217.178.0.0/16 | Reseaux IP Europeens Network Coordination Centre/RM Education Ltd | 2001-03-02 | INTERNET MULTIFEED CO. | 2017-11-27 | inter-registry transferred address |
| 202.238.192.0/18 | OKINAWA FUJITSU SYSTEMS ENGINEERING LIMITED | 1995-06-23 | Internet Initiative Japan Inc. | 2017-11-30 | |
| 219.105.48.0/20 | AGE Inc. | 2002-05-30 | Energia Communications,Inc. | 2017-12-04 | |
| 202.24.188.0/22 | JMA Research Institute Inc. | 1994-08-09 | ARTERIA Networks Corporation | 2017-12-07 | |
| 101.97.32.0/19 | Equinix Japan Enterprise K.K. | 2011-04-07 | Asia Pacific Network Information Centre/Equinix Australia Pty Ltd | 2017-12-15 | |
| 203.190.56.0/21 | Rakuten, Inc | 2006-05-16 | Reseaux IP Europeens Network Coordination Centre/Rakuten USA Inc. | 2017-12-15 | |
| 220.150.48.0/20 and six other | FreeBit Co.,Ltd. | 2004-01-22 | STNet, Incorporated | 2017-12-20 | |
| 192.92.248.0/21 | American Registry for Internet Numbers/Datacate Inc. | 2013-01-29 | Isahaya Cable Television Co.,Inc. | 2017-12-27 | inter-registry transferred address |
| 157.147.0.0/16 | American Registry for Internet Numbers/Petroleum Geo-Services | 1992-01-10 | Sony Network Communications Inc. | 2018-01-04 | inter-registry transferred address |
| 183.181.94.0/23 | SAKURA Internet Inc. | 2014-06-12 | XSERVER Inc. | 2018-01-24 | |
| 183.181.100.0/23 | XSERVER Inc. | 2017-07-03 | SAKURA Internet Inc. | 2018-01-24 | |
| 208.111.48.0/21 | Asia Pacific Network Information Centre/WIZ K.K. | 2017-10-05 | BroadBand Tower,Inc. | 2018-02-07 | inter-registry transferred address |
| 175.103.159.0/24 | FreeBit Co.,Ltd. | 2010-01-04 | NTT Communications Corporation | 2018-02-07 | |
| 175.103.168.0-175.103.173.255 | |||||
| 202.247.176.0/20 | EJWORKS CORPORATION | 2005-01-06 | Internet Initiative Japan Inc. | 2018-02-21 | |
| 69.6.64.0/20 | American Registry for Internet Numbers/WholesaleBandwidth, Inc. | 2002-11-21 | Cable Television Saiki Co., Ltd. | 2018-03-08 | inter-registry transferred address |
| 202.171.112.0/20 | LCV Corporation | 2005-10-13 | Kurashiki Cable TV Corporation | 2018-03-14 | |
| 203.191.208.0/20 | 2006-05-23 | ||||
| 160.237.64.0/18 | Tama University | 1992-06-25 | FAMILYNET JAPAN CORPORATION | 2018-03-15 | |
| 160.237.128.0/18 | |||||
| 133.159.0.0/16 | Sharp Corp. | 1989-12-21 | Internet Initiative Japan Inc. | 2018-03-22 | |
| 133.186.0.0/17 | ATR International | 1993-04-07 | TOKAI Communications Corporation | 2018-03-22 | |
| 164.70.128.0/17 | FUJITSU LIMITED | 2015-07-27 | Sony Network Communications Inc. | 2018-03-28 | |
| 202.244.20.0/24 | Renesas Semiconductor Package & Test Solutions Co., Ltd. | 1995-02-07 | Maxell System Tech Co., Ltd. | 2018-03-28 | |
| 24.41.112.0/20 | American Registry for Internet Numbers/InnSys Incorporated | 2013-11-14 | advanscope.inc | 2018-03-29 | inter-registry transferred address |
| 133.155.0.0/17 | Mirai Communication Network Inc. | 2012-11-20 | ITEC Hankyu Hanshin Co.,Ltd. | 2018-03-29 | |
| 202.79.64.0/19 | Asia Pacific Network Information Centre/Telstra International Limited | 1999-11-23 | ARTERIA Networks Corporation | 2018-04-12 | inter-registry transferred address |
| 202.79.96.0/19 | 2000-09-25 | ||||
| 202.21.145.0/24 and twenty other | Asia Pacific Network Information Centre/Pacnet Services (Japan) Corp. | 1993-11-16 | ARTERIA Networks Corporation | 2018-04-12 | inter-registry transferred address |
| 104.251.144.0/20 | American Registry for Internet Numbers/DOT COM SOLUTIONS, Inc. | 2014-12-22 | Cable Television Saiki Co., Ltd. | 2018-04-18 | inter-registry transferred address |
| 138.64.0.0/16 | American Registry for Internet Numbers/Alliant Techsystems Operations LLC | 1993-04-07 | ASAHI Net, Inc. | 2018-04-18 | inter-registry transferred address |
| 27.133.176.0/21 and seven other | FreeBit Co.,Ltd. | 2010-04-21 | Energia Communications, Inc. | 2018-04-19 | |
| 104.200.112.0/20 | American Registry for Internet Numbers/DOT COM SOLUTIONS, Inc. | 2014-10-02 | HONJYO CABLE VISION CO., LTD. | 2018-04-24 | inter-registry transferred address |
| 203.179.128.0/22 | Shine On Ltd | 2001-06-18 | Chukai Television Co., Ltd. | 2018-04-27 | |
| 203.179.132.0/22 | 2001-11-13 | ||||
| 203.179.136.0/21 | 2002-07-15 | ||||
| 170.199.246.0/24 | American Registry for Internet Numbers/Janus Capital Group Inc | 1994-11-10 | extride inc. | 2018-05-23 | inter-registry transferred address |
| 172.86.208.0/20 | American Registry for Internet Numbers/InnSys Incorporated | 2015-06-01 | extride inc. | 2018-05-23 | inter-registry transferred address |
| 133.175.0.0/16 | Toray Industries, Inc. | 1990-02-19 | ARTERIA Networks Corporation | 2018-05-23 | |
| 202.145.20.0/22 | Asia Pacific Network Information Centre/Miyazaki Area Internet Society(MAIS) | 2005-05-31 | Cable Media WAIWAI Co.,Ltd. | 2018-05-29 | inter-registry transferred address |
| 202.145.26.0/23 | |||||
| 202.145.28.0/22 | |||||
| 202.236.14.0/23 | Hiroshima Jogakuin University | 1995-04-18 | Energia Communications,Inc. | 2018-06-13 | |
| 27.110.0.0/20 | Colt Technology Services Co., Ltd. | 2010-06-24 | Reseaux IP Europeens Network Coordination Centre/Colt Technology Services Group Limited | 2018-06-14 | |
| 157.120.240.0/20 | 2013-07-09 | ||||
| 219.111.240.0/20 | HI-NET INC. | 2002-08-01 | SAKURA Internet Inc. | 2018-06-14 | |
| 147.192.0.0/16 | American Registry for Internet Numbers/EMA Inc. | 1991-07-08 | Sony Network Communications Inc. | 2018-06-21 | inter-registry transferred address |
| 202.216.76.0/22 | FUJITSU LIMITED | 1996-01-11 | TOKAI Communications Corporation | 2018-06-28 | |
| 193.114.0.0/19 | Reseaux IP Europeens Network Coordination Centre/Telstra Limited | 1994-02-10 | NCT CO.,LTD. | 2018-07-10 | inter-registry transferred address |
| 193.115.32.0/19 | Reseaux IP Europeens Network Coordination Centre/Telstra Limited | 1994-02-10 | COMMUNITY NETWORK CENTER INC. | 2018-07-11 | inter-registry transferred address |
| 193.116.32.0/19 | |||||
| 183.181.78.0/23 | SAKURA Internet Inc. | 2014-06-12 | XSERVER Inc. | 2018-07-18 | |
| 183.181.80.0/21 | |||||
| 183.181.88.0/22 | |||||
| 183.181.92.0/23 | |||||
| 118.27.128.0/19 | GMO Internet, Inc. | 2016-03-23 | Asia Pacific Network Information Centre/GMO-Z.COM PTE. LTD. | 2018-08-03 | |
| 118.27.160.0/19 | |||||
| 118.27.192.0/19 | |||||
| 23.232.128.0/17 | American Registry for Internet Numbers/Micfo, LLC. | 2013-09-23 | NTTPC Communications,Inc | 2018-08-07 | inter-registry transferred address |
| 107.153.0.0/16 | 2013-11-25 | ||||
| 133.88.0.0/19 | Shizuoka Institute of Science and Technology | 1990-10-04 | Suzuyo Shinwart Corporation | 2018-09-05 | |
| 193.117.64.0/19 | Reseaux IP Europeens Network Coordination Centre/Telstra Limited | 1994-02-10 | ZTV CO.,LTD | 2018-09-07 | inter-registry transferred address |
| 133.125.0.0/16 | SystemSoft Corporation | 1991-01-16 | SAKURA Internet Inc. | 2018-09-20 | |
| 202.122.224.0/19 | LCV Corporation | 2003-11-06 | Kurashiki Cable TV Corporation | 2018-09-25 | |
| 133.186.52.0/22 | TOKAI Communications Corporation | 2018-03-22 | Omaezaki Cable Television Co.Ltd | 2018-10-11 | |
| 133.186.56.0/21 | |||||
| 133.186.64.0/18 | TOKAI Communications Corporation | 2018-03-22 | Hamamatsu Cable Television .Inc | 2018-10-11 | |
| 193.82.64.0/19 | Reseaux IP Europeens Network Coordination Centre/Telstra Limited | 1995-04-19 | Japan Internet Exchange Co., Ltd. | 2018-10-16 | inter-registry transferred address |
| 118.27.240.0/20 | GMO Internet, Inc. | 2016-03-23 | Japan Internet Exchange Co., Ltd. | 2018-10-30 | inter-registry transferred address |
| 202.16.104.0/21 | Sompo Japan Nipponkoa Insurance Inc. | 1993-06-25 | Internet Initiative Japan Inc. | 2018-11-01 | |
| 133.247.0.0/18 | UNIADEX, LTD. | 1990-10-15 | SHONAN CABLE NETWORK | 2018-11-21 | |
| 133.247.64.0/21 | |||||
| 202.52.16.0/20 | TVT Tsuyama Co.,Ltd. | 2004-03-11 | Kurashiki Cable TV Corporation | 2018-12-03 | |
| 202.255.237.0/24 | The Medical Information System Development Center | 1994-09-30 | SAKURA Internet Inc. | 2018-12-06 | |
| 133.238.8.0-133.238.255.255 | Kajima Corporation | 1990-09-08 | Internet Initiative Japan Inc. | 2018-12-18 | |
| 170.249.64.0/21 | American Registry for Internet Numbers/Q CENTER LLC | 2000-06-13 | Joetsu Cable Vision Co.,Ltd. | 2018-12-18 | inter-registry transferred address |
| 170.249.96.0/19 | |||||
| 202.244.85.0/24 | Kanazawa Seiryo University Women's Junior College | 1995-02-13 | SEIRYO SENIOR HIGH SCHOOL | 2018-12-27 | |
| 210.235.36.0/22 | NextEye | 2001-11-19 | IMIZU CABLE NETWORK CO.,LTD. | 2018-12-27 | |
| 210.235.40.0/21 | 2002-07-15 | ||||
| 116.50.48.0/21 | 2007-03-14 | ||||
| 160.251.0.0/16 | ASATSU-DK INC. | 1992-06-25 | GMO Internet, Inc. | 2018-12-27 | |
| 159.242.16.0/20 | American Registry for Internet Numbers/Butler University | 1992-06-17 | TOYOTA DIGITAL CRUISE INCORPORATED | 2019-01-08 | inter-registry transferred address |
| 133.110.0.0/16 | Toyo Engineering Corporation | 1994-01-12 | Internet Initiative Japan Inc. | 2019-01-09 | |
| 92.202.0.0/15 | Reseaux IP Europeens Network Coordination Centre/QSC AG | 2018-04-19 | Sony Network Communications Inc. | 2019-01-16 | inter-registry transferred address |
| 27.110.16.0/22 | Colt Technology Services Co., Ltd. | 2010-06-24 | Reseaux IP Europeens Network Coordination Centre/Colt Technology Services Group Limited | 2019-01-22 | |
| 157.120.224.0/21 | 2014-03-10 | ||||
| 157.120.236.0/22 | |||||
| 157.101.160.0/19 | UNIADEX, LTD. | 2012-10-30 | Interlink Co.,Ltd. | 2019-01-23 | |
| 157.101.128.0/19 | UNIADEX, LTD. | 2012-10-30 | JIN Office Service Co.Inc. | 2019-01-23 | |
| 133.149.64.0/19 | Marubeni OKI Network Solutions Inc. | 1989-10-19 | ARTERIA Networks Corporation | 2019-01-29 | |
| 116.80.0.0/15 | FUJITSU LIMITED | 2007-05-14 | ARTERIA Networks Corporation | 2019-02-05 | |
| 109.236.0.0/20 | Reseaux IP Europeens Network Coordination Centre/dotNICE Italia srl | 2009-11-27 | GLBB Japan KK | 2019-02-07 | inter-registry transferred address |
| 157.120.0.0/18 | FUJISOFT INCORPORATED | 1994-05-19 | ARTERIA Networks Corporation | 2019-02-07 | |
| 157.120.120.0/22 | |||||
| 27.132.176.0/21 and five other | FreeBit Co.,Ltd. | 2010-04-21 | NTT Communications Corporation | 2019-02-07 | |
| 202.48.108.0/23 | Konami Digital Entertainment Co., Ltd. | 1994-03-07 | Internet Initiative Japan Inc. | 2019-02-19 | |
| 164.70.64.0/18 | FUJITSU LIMITED | 2015-07-27 | ARTERIA Networks Corporation | 2019-02-20 | |
| 157.120.120.0/22 | ARTERIA Networks Corporation | 2019-02-07 | kanuma cable television Corporation | 2019-03-05 | |
| 116.80.0.0/16 | ARTERIA Networks Corporation | 2019-02-05 | NTTPC Communications,Inc | 2019-03-05 | |
| 157.120.0.0/18 | 2019-02-07 | ||||
| 133.149.80.0/20 | ARTERIA Networks Corporation | 2019-01-29 | Himawari Network Inc. | 2019-03-07 | |
| 133.247.72.0/21 | UNIADEX, LTD. | 1990-10-15 | ARTERIA Networks Corporation | 2019-03-07 | |
| 210.146.80.0/20 | Kansai Broadband Corp. | 2003-02-06 | SYNAPSE Co.,Ltd. | 2019-03-19 | |
| 203.140.160.0/20 | 2003-07-25 | ||||
| 133.226.0.0/19 | JMA Systems Corporation | 1990-07-17 | ARTERIA Networks Corporation | 2019-03-19 | |
| 133.226.160.0/19 | |||||
| 133.226.192.0/18 | |||||
| 158.201.208.0/20 | Osaka Gas Information System Research Institute Co., Ltd. | 1991-03-19 | ITEC Hankyu Hanshin Co.,Ltd. | 2019-03-26 | |
| 158.201.224.0/20 | |||||
| 133.106.8.0-133.106.255.255 | Ashikaga University | 1991-03-19 | Rakuten Mobile Network, Inc. | 2019-03-29 | |
| 202.52.176.0/20 | Naruto Cable vision | 2004-03-08 | Interlink Co.,Ltd. | 2019-04-23 | |
| 117.103.160.0/21 | 2007-07-23 | ||||
| 220.150.96.0/19 and five other | FreeBit Co.,Ltd. | 2004-01-22 | ASAHI Net,Inc. | 2019-04-23 | |
| 116.81.0.0/16 | ARTERIA Networks Corporation | 2019-02-05 | Energia Communications,Inc. | 2019-05-15 | |
| 164.70.64.0/18 | ARTERIA Networks Corporation | 2019-02-20 | NTTPC Communications,Inc | 2019-05-15 | |
| 133.226.184.0/21 | 2019-03-19 | ||||
| 133.226.192.0/18 | |||||
| 130.62.0.0/16 | American Registry for Internet Numbers/IMG Technologies LLC | 1988-06-09 | INTERNET MULTIFEED CO. | 2019-05-15 | inter-registry transferred address |
| 133.247.72.0/21 | ARTERIA Networks Corporation | 2019-03-07 | Kakaku.com, Inc. | 2019-05-29 | |
| 133.149.64.0/20 | ARTERIA Networks Corporation | 2019-01-29 | San-In Cable Vision CO.,LTD | 2019-06-20 | |
| 137.40.0.0/16 | American Registry for Internet Numbers/Matsushita Electric Industiral Co., Ltd. | 1989-10-24 | Panasonic Corporation | 2019-06-26 | inter-registry transferred address |
| 202.58.16.0/22 | Hyper Systems Corporation | 2004-04-21 | Asia Pacific Network Information Centre/Xinwei (Cambodia) Telecom Co. Ltd | 2019-06-27 | |
| 133.226.0.0/20 | ARTERIA Networks Corporation | 2019-03-19 | Matsusaka CATV Station Co., Ltd. | 2019-07-02 | |
| 194.193.96.0/19 | Reseaux IP Europeens Network Coordination Centre/Telstra Ltd | 1995-08-31 | Matsusaka CATV Station Co., Ltd. | 2019-07-03 | inter-registry transferred address |
| 157.120.192.0/19 | American Registry for Internet Numbers/GMO-Z.com USA, Inc. | 2015-08-04 | GMO Internet, Inc. | 2019-07-03 | inter-registry transferred address |
| 213.18.0.0/17 | Reseaux IP Europeens Network Coordination Centre/RM Education Ltd | 2001-11-27 | ITEC Hankyu Hanshin Co.,Ltd. | 2019-07-10 | inter-registry transferred address |
| 133.226.16.0/20 | ARTERIA Networks Corporation | 2019-03-19 | Chukai Television Co,.Ltd. | 2019-07-17 | |
| 220.215.64.0-220.215.73.255 and thirteen other | FreeBit Co.,Ltd. | 2003-06-03 | NTT Communications Corporation | 2019-07-30 | |
| 157.14.64.0/20 | TCP Inc. | 1991-12-10 | ARTERIA Networks Corporation | 2019-08-07 | |
| 138.248.64.0/18 | Reseaux IP Europeens Network Coordination Centre/Balfour Beatty Plc | 1993-09-01 | K&K Corporation Ltd. | 2019-08-15 | inter-registry transferred address |
| 203.191.136.0/21 | Asia Pacific Network Information Centre/Foresightwave INC. | 2005-09-12 | Netforest,Inc | 2019-08-28 | inter-registry transferred address |
| 202.240.141.0/24 | Kokokusha K.K. | 1994-10-26 | XSERVER Inc. | 2019-08-28 | |
| 202.210.8.0/24 | Kokokusha K.K. | 1996-03-07 | XSERVER Inc. | 2019-08-28 | |
| 133.226.160.0/20 | ARTERIA Networks Corporation | 2019-03-19 | Kasaoka Cable Vision Company | 2019-08-28 | |
| 220.215.48.0/20 | FreeBit Co.,Ltd. | 2003-06-03 | SHONAN CABLE NETWORK | 2019-09-19 | |
| 220.215.80.0/20 | |||||
| 110.74.80.0/20 | 2015-03-30 | ||||
| 110.74.96.0/20 | |||||
| 210.173.216.0/24 | FUJITSU LIMITED | 2012-11-14 | RICOH Company, Ltd. | 2019-09-30 | |
| 122.145.48.0/20 and six other | FreeBit Co.,Ltd. | 2007-01-05 | STNet, Incorporated | 2019-09-30 | |
| 49.242.128.0/19 | BEKKOAME/INTERNET | 2012-12-26 | COMMUNITY NETWORK CENTER INC. | 2019-10-03 | |
| 144.91.128.0/19 | American Registry for Internet Numbers/Mills College | 1990-11-20 | Asahikawa Cable Television Co., Ltd. | 2019-10-18 | inter-registry transferred address |
| 144.91.160.0/20 | |||||
| 202.245.196.0/23 | Komatsu College | 1995-03-17 | Hokuriku Telecommunication Network Co. | 2019-11-07 | |
| 103.40.104.0/22 | KATCH Network Inc. | 2014-10-02 | COMMUNITY NETWORK CENTER INC. | 2019-11-11 | |
| 219.100.224.0/22 | |||||
| 157.120.64.0/19 | FUJISOFT INCORPORATED | 1994-05-19 | DIX Co., Ltd. | 2019-11-14 | |
| 157.120.96.0/20 | |||||
| 157.120.112.0/21 | FUJISOFT INCORPORATED | 1994-05-19 | GMO CLOUD K.K. | 2019-11-14 | |
| 137.220.16.0/20 | American Registry for Internet Numbers/Birmingham-Southern College | 1990-01-10 | GLBB Japan KK | 2019-11-26 | inter-registry transferred address |
| 150.52.0.0/16 | SANNO University | 1991-06-11 | STNet, Incorporated | 2019-11-26 | |
| 87.101.96.0/20 | Reseaux IP Europeens Network Coordination Centre/Earthgazer Limited | 2005-12-15 | SORASIM Co.,Ltd. | 2019-11-28 | inter-registry transferred address |
| 157.120.64.0/19 | DIX Co., Ltd. | 2019-11-14 | Okinawa Telecommunication Network Co., Inc | 2019-12-03 | |
| 101.203.64.0/18 | SoftBank Corp. | 2011-03-07 | BBIX International, Inc. | 2019-12-03 | |
| 103.3.0.0/22 | Equinix Japan Enterprise K.K. | 2011-04-27 | XSERVER Inc. | 2019-12-09 | |
| 202.226.36.0/22 | 2019-04-24 | ||||
| 220.157.1.0/24 | NIPPON TELEGRAPH AND TELEPHONE EAST CORPORATION | 2003-11-05 | Sanntsu Corporation | 2019-12-11 | |
| 220.157.6.0/24 | NIPPON TELEGRAPH AND TELEPHONE EAST CORPORATION | 2003-11-05 | IPS INC | 2019-12-11 | |
| 133.117.0.0/18 | TOSHIBA CORPORATION | 1996-10-29 | CANON MEDICAL SYSTEMS CORPORATION | 2020-01-07 | |
| 206.3.0.0/19 | American Registry for Internet Numbers/Yahoo Japan Corporation | 1995-05-08 | IDC Frontier Inc. | 2020-01-15 | inter-registry transferred address |
| 64.56.160.0/19 | 2000-05-21 | ||||
| 216.255.224.0/20 | 2001-05-01 | ||||
| 202.210.46.0/24 | Hitachi Urban Investment, Ltd. | 1996-03-21 | Global Solution 2nd Office. IT Strategy & Digital Integration Division. Hitachi, Ltd. | 2020-01-15 | |
| 163.59.0.0/16 | FUJITSU ADVANCED ENGINERRING LIMITED | 1992-10-01 | FUJITSU LIMITED | 2020-01-21 | |
| 207.65.128.0/17 | American Registry for Internet Numbers/The Nexus Group, Inc. | 1996-02-23 | Sony Network Communications Inc. | 2020-01-30 | inter-registry transferred address |
| 216.153.64.0/18 | 1998-12-09 | ||||
| 198.144.160.0/20 | 1999-03-15 | ||||
| 221.113.64.0/18 | FreeBit Co.,Ltd. | 2003-02-21 | ASAHI Net,Inc. | 2020-02-06 | |
| 61.87.32.0/19 | 2003-09-26 | ||||
| 220.150.224.0/19 | 2004-01-22 | ||||
| 122.145.224.0/19 | 2007-01-05 | ||||
| 220.157.0.0/24 | NIPPON TELEGRAPH AND TELEPHONE EAST CORPORATION | 2003-11-05 | Oedo Telecom Inc. | 2020-02-06 | |
| 101.55.128.0/18 | Jupiter Telecommunications Co., Ltd. | 2016-02-24 | Oita Cable Telecom Co.,Ltd | 2020-02-26 | |
| 111.125.0.0/18 | |||||
| 116.82.0.0/16 | FUJITSU LIMITED | 2007-05-14 | Sony Network Communications Inc. | 2020-02-27 | |
| 157.120.96.0/20 | DIX Co., Ltd. | 2019-11-14 | Okinawa Telecommunication Network Co., Inc | 2020-03-05 | |
| 202.245.164.0/24 | Routing | 1995-03-13 | Cyber Kansai Project | 2020-03-12 | |
| 157.14.32.0/20 | TCP Inc. | 1991-12-10 | Interlink Co.,Ltd. | 2020-03-23 | |
| 202.237.154.0/24 | LightHouse Inc | 1995-09-19 | XSERVER Inc. | 2020-03-24 | |
| 220.157.4.0/24 | NIPPON TELEGRAPH AND TELEPHONE EAST CORPORATION | 2003-11-05 | leafnet Co.,Ltd. | 2020-03-25 | |
| 220.157.5.0/24 | NIPPON TELEGRAPH AND TELEPHONE EAST CORPORATION | 2003-11-05 | COMSQUARE Co.,Ltd. | 2020-03-25 | |
| 103.16.216.0/22 | Asia Pacific Network Information Centre/Infitack Technologies Limited | 2013-02-14 | MC Digital Realty, Inc. | 2020-03-30 | inter-registry transferred address |
| 43.246.244.0/22 | National Internet Exchange of India/APNA TELE LINK Pvt. Ltd. | 2014-06-11 | MC Digital Realty, Inc. | 2020-03-30 | inter-registry transferred address |
| 43.252.240.0/22 | 2015-02-17 | ||||
| 43.231.216.0/22 | 2015-08-25 | ||||
| 220.157.3.0/24 | NIPPON TELEGRAPH AND TELEPHONE EAST CORPORATION | 2003-11-05 | histandard.co.ltd | 2020-04-21 | |
| 133.247.144.0/20 | UNIADEX, LTD. | 1990-10-15 | General Incorporated Foundation Aso Telework Center | 2020-05-19 | |
| 133.247.240.0/20 | UNIADEX, LTD. | 1990-10-15 | Mihara Cable Television Ltd. | 2020-05-19 | |
| 133.247.160.0/19 | UNIADEX, LTD. | 1990-10-15 | Phoenix Communications Inc. | 2020-05-19 | |
| 133.247.192.0/19 | |||||
| 220.157.2.0/24 | NIPPON TELEGRAPH AND TELEPHONE EAST CORPORATION | 2003-11-05 | Media Adventure Inc | 2020-05-26 | |
| 90.149.0.0/16 | Reseaux IP Europeens Network Coordination Centre/NextGenTel AS | 2006-12-11 | Sony Network Communications Inc. | 2020-06-11 | inter-registry transferred address |
| 202.216.216.0/21 | Fujitsu Kagoshima Infornet Ltd | 2010-10-14 | Interlink Co.,Ltd. | 2020-06-16 | |
| 133.32.124.0/22 and seven other | Kobe Design University | 1989-10-17 | ARTERIA Networks Corporation | 2020-06-17 | |
| 133.247.160.0/19 | Phoenix Communications Inc. | 2020-05-19 | Interlink Co.,Ltd. | 2020-06-17 | |
| 133.247.192.0/19 | |||||
| 61.120.144.0/21 and twenty one other | NTT Communications Corporation | 2000-12-13 | NTT Worldwide Telecommunications Corporation | 2020-07-06 | |
| 202.91.48.0/20 | TVT Tsuyama Co.,Ltd. | 2004-11-15 | KCT Corporation | 2020-07-27 | |
| 157.250.224.0/20 | Asia Pacific Network Information Centre/Rebyc Inc. | 1992-02-07 | Hokuden Information System Service Co.,Ltd. | 2020-07-28 | inter-registry transferred address |
| 133.226.176.0/21 | ARTERIA Networks Corporation | 2019-03-19 | Tama Cable Network Co.,Ltd | 2020-07-30 | |
| 157.14.64.0/20 | 2019-08-07 | ||||
| 133.32.192.0/21 | 2020-06-17 | ||||
| 133.186.24.0/21 | TOKAI Communications Corporation | 2018-03-22 | Hamamatsu Cable Television .Inc | 2020-08-03 | |
| 101.102.96.0/22 | Kansai Broadband Corp. | 2010-12-20 | Iki City | 2020-08-18 | |
| 123.108.152.0/21 | |||||
| 110.76.180.0/22 | Kansai Broadband Corp. | 2011-01-18 | Iki City | 2020-08-18 | |
| 122.102.56.0/21 | |||||
| 133.247.236.0/22 | UNIADEX, LTD. | 1990-10-15 | Kyoutou Cable Net Co Ltd | 2020-09-15 | |
| 133.247.136.0/21 | UNIADEX, LTD. | 1990-10-15 | Mihara Cable Television Ltd. | 2020-09-15 | |
| 203.23.200.0/22 | Asia Pacific Network Information Centre/MAZZON SYSTEMS ENGINEERING (AUSTRALIA) PTY. LTD. | 1996-02-06 | GLBB Japan KK | 2020-09-23 | inter-registry transferred address |
| 133.88.32.0/20 | Shizuoka Institute of Science and Technology | 1990-10-04 | Chitahanto Cable Network Corp. | 2020-10-20 | |
| 103.241.124.0/22 | Asia Pacific Network Information Centre/Sony Biz Networks Corporation | 2013-09-02 | Sony Network Communications Inc. | 2020-10-21 | inter-registry transferred address |
| 202.165.160.0/20 | Asia Pacific Network Information Centre/Foresightwave INC. | 2005-05-05 | Netforest,Inc | 2020-10-22 | inter-registry transferred address |
| 150.30.0.0/16 | Tohoku Electric Power co.,Inc | 1991-05-30 | Tohoku Intelligent Telecommunication Co.,Inc. | 2020-11-05 | |
| 101.203.84.0/23 | BBIX International, Inc. | 2019-12-03 | American Registry for Internet Numbers/BBIX USA, INC. | 2020-11-05 | |
| 133.247.112.0/20 | UNIADEX, LTD. | 1990-10-15 | Asahikawa Cable Television Co., Ltd. | 2020-11-09 | |
| 202.12.244.0/22 | Asia Pacific Network Information Centre/APEiRON.Inc | 2004-04-28 | GLBB Japan KK | 2020-11-10 | inter-registry transferred address |
| 202.171.224.0/21 | 2005-10-19 | ||||
| 103.250.92.0/22 | 2013-07-17 | ||||
| 43.248.160.0/22 | 2014-09-26 | ||||
| 133.114.0.0/16 | TOSHIBA CORPORATION | 1996-10-29 | Sony Network Communications Inc. | 2020-11-12 | |
| 103.198.108.0/22 | Asia Pacific Network Information Centre/BLOOM INC | 2015-10-19 | SSI Lab Inc. | 2020-11-13 | inter-registry transferred address |
| 162.43.0.0/17 | American Registry for Internet Numbers/Weston Solutions, Inc. | 1992-07-21 | XSERVER Inc. | 2020-11-16 | inter-registry transferred address |
| 133.88.48.0/20 | Shizuoka Institute of Science and Technology | 1990-10-04 | IMIZU CABLE NETWORK CO.,LTD. | 2020-12-02 | |
| 133.247.224.0/21 | UNIADEX, LTD. | 1990-10-15 | Yamanashi CATV Co,. Ltd | 2020-12-03 | |
| 103.7.208.0/22 | Expert Incorporated | 2015-11-12 | Asia Pacific Network Information Centre/Dream Information Laboratory | 2020-12-07 | |
| 133.88.64.0/21 | Shizuoka Institute of Science and Technology | 1990-10-04 | NSK Co.,Ltd. | 2020-12-22 | |
| 133.88.72.0/23 | |||||
| 133.88.74.0/24 | |||||
| 193.116.0.0/19 | Reseaux IP Europeens Network Coordination Centre/TELSTRA LIMITED | 2018-07-10 | ZTV CO.,LTD | 2021-01-18 | inter-registry transferred address |
| 163.140.0.0/16 | MEIDENSHA CORPORATION | 1992-08-06 | Internet Initiative Japan Inc. | 2021-01-18 | |
| 133.88.75.0/24 | Shizuoka Institute of Science and Technology | 1990-10-04 | EnjoyVC Japan Corporation | 2021-01-19 | |
| 133.88.76.0/23 | |||||
| 133.88.78.0/24 | |||||
| 133.32.0.0-133.32.99.255 and five other | Kobe Design University | 1989-10-17 | ARTERIA Networks Corporation | 2021-01-21 | |
| 210.157.78.0/23 | Fujitsu Kagoshima Infornet Limited | 1997-02-21 | XSERVER Inc. | 2021-01-26 | |
| 202.226.104.0/23 | Marubeni Network Solutions Inc. | 2014-12-10 | TONAMI Transportation Co.,Ltd. | 2021-01-26 | |
| 133.247.92.0/22 | UNIADEX, LTD. | 1990-10-15 | Digital Alliance Co., Ltd. | 2021-01-28 | |
| 133.247.96.0/22 | |||||
| 133.247.104.0/21 | UNIADEX, LTD. | 1990-10-15 | IMABARI CATV CORPORATION | 2021-01-28 | |
| 103.198.160.0/22 | Kansai Broadband Corp. | 2015-10-20 | Iki City | 2021-02-15 | |
| 103.54.156.0/22 | ONOCOMM Co.,Ltd. | 2015-04-09 | XSERVER Inc. | 2021-02-16 | |
| 133.88.79.0/24 | Shizuoka Institute of Science and Technology | 1990-10-04 | kanuma cable television Corporation | 2021-02-17 | |
| 133.88.80.0/22 | |||||
| 133.88.84.0/23 | |||||
| 133.88.86.0/24 | |||||
| 133.88.87.0/24 | Shizuoka Institute of Science and Technology | 1990-10-04 | Mihara Cable Television Ltd. | 2021-02-17 | |
| 133.88.88.0/22 | |||||
| 133.88.92.0/23 | |||||
| 133.88.94,0/24 | |||||
| 119.63.144.0/20 | Rakuten Mobile, Inc. | 2011-02-23 | Rakuten, Inc. | 2021-02-24 | |
| 133.32.112.0/21 | ARTERIA Networks Corporation | 2021-01-21 | CAC Inc. | 2021-02-25 | |
| 133.32.120.0/22 | |||||
| 133.32.124.0/22 | 2020-06-17 | ||||
| 211.2.64.0/18 | FUJITSU LIMITED | 1999-10-12 | Himawari Network Inc. | 2021-03-08 | |
| 211.2.0.0/18 | FUJITSU LIMITED | 1999-12-24 | Sony Network Communications Inc. | 2021-03-08 | |
| 219.104.192.0/18 | 2002-06-12 | ||||
| 210.229.0.0/19 | FUJITSU LIMITED | 1998-07-24 | OBIC Co., Ltd. | 2021-03-09 | |
| 210.253.64.0/19 | 1999-04-26 | ||||
| 133.116.128.0/20 | TOSHIBA CORPORATION | 1996-10-29 | Kioxia Corporation | 2021-03-09 | |
| 133.119.64.0/20 | |||||
| 133.119.128.0/18 | |||||
| 133.119.192.0/20 | |||||
| 133.119.224.0/19 | |||||
| 133.165.128.0/18 | TOSHIBA CORPORATION | 1989-12-27 | Sony Network Communications Inc. | 2021-03-10 | |
| 43.223.0.0/16 | Asia Pacific Network Information Centre/APIDTT PTY LTD | 1989-02-21 | LINE Corporation | 2021-03-10 | inter-registry transferred address |
| 119.15.144.0/21 | D.C.N. Corporation | 2007-12-05 | e-Broad Communications Inc | 2021-03-15 | |
| 150.91.144.0/20 | SINFONIA TECHNOLOGY CO., LTD. | 1991-07-15 | BAN-BAN Networks Co.LTD | 2021-03-18 | |
| 150.91.248.0/21 | |||||
| 150.91.160.0/19 | SINFONIA TECHNOLOGY CO., LTD. | 1991-07-15 | FAMILYNET JAPAN CORPORATION | 2021-03-18 | |
| 150.91.192.0/20 | |||||
| 150.91.208.0/20 | SINFONIA TECHNOLOGY CO., LTD. | 1991-07-15 | miyazaki cabletelevision network Co.,LTD | 2021-03-18 | |
| 150.91.224.0/20 | SINFONIA TECHNOLOGY CO., LTD. | 1991-07-15 | OTSUKA CORPORATION | 2021-03-18 | |
| 150.91.240.0/21 | SINFONIA TECHNOLOGY CO., LTD. | 1991-07-15 | SORACOM, INC. | 2021-03-18 | |
| 133.165.192.0/18 | TOSHIBA CORPORATION | 1989-12-27 | NSK Co.,Ltd. | 2021-03-22 | |
| 193.115.128.0/18 | Reseaux IP Europeens Network Coordination Centre/TELSTRA LIMITED | 1994-02-10 | OBIC Co., Ltd. | 2021-03-24 | inter-registry transferred address |
| 43.222.0.0/16 | Asia Pacific Network Information Centre/APIDTT PTY LTD | 1989-02-21 | NEC Corporation | 2021-03-24 | inter-registry transferred address |
| 202.18.240.0/22 | Asahi Business Solutions Corp. | 1993-08-30 | Asahi Group Holdings, Ltd. | 2021-03-30 | |
| 80.208.192.0/20 | Reseaux IP Europeens Network Coordination Centre/Zexis S.ar.l | 2017-04-20 | CLOVER, LLC | 2021-05-10 | inter-registry transferred address |
| 185.164.244.0/22 | 2016-08-23 | ||||
| 195.181.224.0/20 | 2017-02-16 | ||||
| 212.237.152.0/21 | 2016-11-17 | ||||
| 133.247.90.0/23 | UNIADEX, LTD. | 1990-10-15 | Phoenix Communications Inc. | 2021-05-27 | |
| 133.247.100.0/22 | |||||
| 133.247.128.0/21 | |||||
| 133.247.232.0/23 | |||||
| 133.247.234.0/24 | |||||
| 210.135.112.0/20 | MBS, Inc. | 2003-07-18 | SAKURA Internet Inc. | 2021-06-08 | |
| 152.117.128.0/17 | American Registry for Internet Numbers/Pacific Lutheran University | 1991-08-13 | Sony Network Communications Inc. | 2021-06-15 | inter-registry transferred address |
| 133.32.104.0/22 | ARTERIA Networks Corporation | 2021-01-21 | ITOCHU Cable Systems Corp. | 2021-06-28 | |
| 133.32.108.0/23 | |||||
| 210.247.2.0/24 | NIPPON TELEGRAPH AND TELEPHONE WESTCORPORATION | 2004-04-01 | LifeLink COMPANY LIMITED | 2021-06-30 | |
| 157.120.192.0/21 | GMO Internet, Inc. | 2019-07-03 | Aomori Cable TV Co.,Ltd. | 2021-07-01 | inter-registry transferred address |
| 157.250.208.0/20 | Asia Pacific Network Information Centre/Rebyc Inc. | 1992-02-07 | QTnet,Inc. | 2021-07-05 | inter-registry transferred address |
| 101.97.64.0/18 | Equinix Japan Enterprise K.K. | 2011-04-07 | Asia Pacific Network Information Centre/Equinix Singapore Pte Ltd | 2021-07-06 | |
| 150.91.0.0/17 | SINFONIA TECHNOLOGY CO., LTD. | 1991-07-15 | ASAHI Net, Inc. | 2021-07-12 | |
| 157.14.56.0/21 | TCP Inc. | 1991-12-10 | TAM Co.,LTD | 2021-07-12 | |
| 157.14.88.0/21 | |||||
| 157.14.216.0/21 | |||||
| 210.247.3.0/24 | NIPPON TELEGRAPH AND TELEPHONE WESTCORPORATION | 2004-04-01 | JAPAN MAYDAY SERVICE CO., LTD. | 2021-07-13 | |
| 157.17.32.0/20 and six other | Reitaku University | 1991-12-10 | SAKURA Internet Inc. | 2021-07-26 | |
| 163.220.176.0/20 | National Institute of Advanced Industrial Science and Technology | 1997-03-31 | mdx | 2021-07-29 | |
| 202.237.80.0/20 | Dynabook Inc. | 1995-08-23 | Niikawa Portal Co.,LTD | 2021-08-11 | |
| 193.116.32.0/19 | STARCAT CABLE NETWORK Co .,LTD. | 2018-07-11 | Cable Networks Akita Co.,Ltd. | 2021-08-11 | inter-registry transferred address |
| 133.186.16.0/21 | TOKAI Communications Corporation | 2018-03-22 | Hamamatsu Cable Television .Inc | 2021-09-08 | |
| 150.91.128.0/20 | SINFONIA TECHNOLOGY CO., LTD. | 1991-07-15 | ZTV CO.,LTD | 2021-09-13 | |
| 202.216.78.0/24 | TOKAI Communications Corporation | 2018-06-28 | Public University Corporation Tottori University of Environmental Studies | 2021-10-11 | |
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| 157.70.224.0/20 | Surugadai University | 1991-12-20 | Okinawa Telecommunication Network Co., Inc | 2021-12-06 | |
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| 157.70.160.0/19 | Surugadai University | 1991-12-20 | ZTV CO.,LTD | 2021-12-23 | |
| 157.70.192.0/20 | |||||
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| 133.226.130.0/23 | |||||
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| 220.147.0.0/18 | |||||
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| 133.226.144.0/20 | |||||
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| 133.32.72.0/21 | ARTERIA Networks Corporation | 2021-01-21 | SHONAN CABLE NETWORK | 2022-02-15 | |
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| 157.14.88.0/21 | |||||
| 157.14.216.0/21 | |||||
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| 220.147.0.0/18 | |||||
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| 210.134.144.0/22 | |||||
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| 150.9.128.0/18 | |||||
| 150.9.192.0/20 | |||||
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| 150.9.240.0/21 | |||||
| 150.9.248.0/22 | |||||
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| 123.100.156.0/22 | 2006-11-10 | ||||
| 133.241.0.0/16 and five others | Hitachi Industry & Control Solutions, Ltd. | 1990-09-08 | GMO BRAND SECURITY Inc. | 2024-11-05 | |
| 36.3.160.0/19 | GMO BRAND SECURITY Inc. | 2023-12-18 | Asia Pacific Network Information Centre/Byteplus Pte. Ltd. | 2024-11-07 | |
| 220.36.0.0/16 | BBIX, Inc. | 2024-10-08 | Asia Pacific Network Information Centre/Amazon.com, Inc. | 2024-11-15 | |
| 220.37.0.0/16 | |||||
| 210.131.236.0/22 | GMO BRAND SECURITY Inc. | 2023-12-18 | GMO Internet Group, Inc. | 2024-12-02 | |
| 61.210.64.0/18 | FUJITSU LIMITED | 2001-05-17 | GMO BRAND SECURITY Inc. | 2024-12-03 | |
| 219.97.64.0/18 | 2002-04-03 | ||||
| 219.116.128.0/17 | 2002-09-03 | ||||
| 220.145.0.0-220.145.191.255 | 2002-12-02 | ||||
| 202.226.32.0/22 | ITEC Hankyu Hanshin Co.,Ltd. | 2019-04-11 | BAN-BAN Networks Co.LTD | 2024-12-25 | |
| 58.0.0.0/16 | FUJITSU LIMITED | 2005-01-06 | Reseaux IP Europeens Network Coordination Centre/Colt Technology Services Group Limited | 2025-01-07 | |
| 58.1.128.0/17 | 2005-01-06 | ||||
| 116.83.0.0/17 | 2007-05-14 | ||||
| 115.176.0.0/17 | GMO BRAND SECURITY Inc. | 2024-10-31 | American Registry for Internet Numbers/Amazon.com, Inc. | 2025-01-09 | |
| 115.176.192.0/18 | |||||
| 111.64.0.0/18 and ten others | FUJITSU LIMITED | 2009-05-26 | American Registry for Internet Numbers/Amazon.com, Inc. | 2025-01-15 | |
| 218.231.224.0/20 | BBIX, Inc. | 2023-02-15 | Igaueno Cable Television Co.,Ltd | 2025-01-21 | |
| 61.245.96.0/21 | BBIX, Inc. | 2023-02-15 | Asia Pacific Network Information Centre/BBIX AUSTRALIA PTY LTD | 2025-01-24 | |
| 126.209.64.0/19 | BBIX, Inc. | 2023-10-17 | Asia Pacific Network Information Centre/InfiniVAN, Inc. | 2025-01-24 | |
| 202.17.48.0/21 | GMO BRAND SECURITY Inc. | 2024-11-05 | LogicLinks, Inc. | 2025-02-04 | |
| 210.135.224.0/20 | FUJITSU LIMITED | 2004-02-12 | GMO BRAND SECURITY Inc. | 2025-02-05 | |
| 133.117.80.0-133.117.143.255 | GMO BRAND SECURITY Inc. | 2024-09-11 | Japan Internet Xing Co., Ltd. | 2025-02-12 | |
| 157.17.80.0/23 | Reitaku University | 1991-12-10 | SAKURA Internet Inc. | 2025-02-18 | |
| 157.17.96.0/20 | |||||
| 133.117.80.0/20 | Japan Internet Xing Co., Ltd. | 2025-02-12 | Tokyo Cable Network.,Inc. | 2025-03-04 | |
| 133.117.96.0/21 | Japan Internet Xing Co., Ltd. | 2025-02-12 | Miyoshi Cablevision.Co.Ltd | 2025-03-11 | |
| 192.76.254.0/24 and six others | Asia Pacific Network Information Centre/Net One Systems Co.Ltd. | 2011-02-03 | BAN-BAN Networks Co.LTD | 2025-03-13 | inter-registry transferred address |
| 133.117.104.0/21 | Japan Internet Xing Co., Ltd. | 2025-02-12 | NSK Co.,Ltd. | 2025-03-13 | |
| 202.24.197.0-202.24.199.255 | Nissen Co., Ltd. | 1993-11-15 | GMO BRAND SECURITY Inc. | 2025-03-24 | |
| 103.113.168.0/24 | Rakuten Communications Corp. | 2018-04-12 | Reseaux IP Europeens Network Coordination Centre/Radius Communications Ltd | 2025-03-26 | |
| 157.120.200.0/21 | GMO Internet Group, Inc. | 2019-07-03 | American Registry for Internet Numbers/Server Mania Inc. | 2025-03-26 | |
| 61.210.64.0/19 | GMO BRAND SECURITY Inc. | 2024-12-03 | Japan Internet Xing Co., Ltd. | 2025-04-30 | |
| 61.200.64.0/20 | Niikawa Portal Co.,LTD | 2003-01-10 | Japan Internet Xing Co., Ltd. | 2025-05-26 | |
| 219.124.80.0/20 | 2002-12-11 | ||||
| 153.124.160.0/21 | DIX Co., Ltd. | 2012-08-15 | Asia Pacific Network Information Centre/PT Internet Madju Abad Milenindo | 2025-06-03 | |
| 125.3.64.0/18 | FUJITSU LIMITED | 2005-11-25 | GMO BRAND SECURITY Inc. | 2025-06-09 | |
| 125.3.192.0/18 | 2005-11-25 | ||||
| 175.179.64.0/18 | 2010-01-27 | ||||
| 211.128.128.0/18 | 2000-08-21 | ||||
| 211.133.64.0/18 | 2000-09-26 | ||||
| 218.217.0.0/17 | 2001-12-17 | ||||
| 218.229.0.0/17 | 2002-03-12 | ||||
| 222.158.64.0/18 | 2004-06-02 | ||||
| 126.52.0.0/20 | BBIX, Inc. | 2023-10-17 | Nagasaki Cable Media Inc. | 2025-06-10 | |
| 61.210.64.0/19 | Japan Internet Xing Co., Ltd. | 2025-04-30 | OTNet CO.,Inc | 2025-06-11 | |
| 133.117.144.0/22 | GMO BRAND SECURITY Inc. | 2024-09-11 | Aomori Cable TV Co., Ltd. | 2025-06-18 | |
| 150.48.0.0/17 | TIS Inc. | 1991-05-30 | INTEC Inc. | 2025-06-30 | |
| 153.123.16.0/20 | DIX Co., Ltd. | 2012-10-10 | GMO GlobalSign Holdings K.K. | 2025-07-02 | |
| 133.117.164.0-133.117.171.255 | GMO BRAND SECURITY Inc. | 2024-09-11 | DIX Co., Ltd. | 2025-07-03 | |
| 202.24.197.0-202.24.199.255 | GMO BRAND SECURITY Inc. | 2024-11-05 | Nintatsu Global Telecommunications Corporation | 2025-07-07 | |
| 202.48.254.0/24 | 2025-03-24 | ||||
| 133.117.148.0-133.117.163.255 | GMO BRAND SECURITY Inc. | 2024-09-11 | GMO GlobalSign Holdings K.K. | 2025-07-07 | |
| 133.117.112.0/20 | Japan Internet Xing Co., Ltd. | 2025-02-12 | Chupicom Inc. | 2025-07-08 |
*1 A transfer request for a transfer within the same
organization with independent networks under seperate membership accounts
