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Statistics on IP addresses, AS numbers, and IRR services managed by JPNIC (2001)
Last update:2002.01.11
<< Number of IPv4 assignments by size (for LIR's intrastructure) >>
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yyyy/mm| /18 /19 /20 /21 /22 /23 /24 /25 /26 /27 /28 /29 /30 /31 /32
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2001/01| 1 1 2 4 2 5 17 2 2 25 7 10 1 0 0
2001/02| 5 1 0 2 7 36 17 3 2 2 4 19 1 0 0
2001/03| 3 3 8 5 8 9 14 2 4 1 12 12 1 0 0
2001/04| 0 1 5 2 2 6 36 11 0 5 15 13 0 0 0
2001/05| 4 0 5 6 3 8 22 0 3 7 7 13 2 0 0
2001/06| 0 1 5 5 8 9 10 4 3 4 5 5 3 0 0
2001/07| 3 0 4 5 8 7 19 0 6 5 8 8 2 0 0
2001/08| 3 2 3 4 10 8 12 8 2 4 3 2 0 0 0
2001/09| 3 2 1 3 13 9 27 3 3 1 4 0 0 0 0
2001/10| 4 1 3 4 7 13 28 2 3 3 7 3 0 0 0
2001/11| 4 2 3 5 11 10 32 9 3 5 9 9 3 0 0
2001/12| 1 1 2 7 2 7 20 1 2 4 0 2 2 0 0
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<< Number of IPv4 assignments by size (for endsites) >>
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yyyy/mm| /18 /19 /20 /21 /22 /23 /24 /25 /26 /27 /28 /29 /30 /31 /32
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2001/01| 0 0 0 3 10 12 40 55 66 82 902 1322 94 1 3
2001/01| (0) (0) (0) (3) (9) (3) (8) (3) (5) (1) (11) (11) (0) (0) (0)
2001/02| 0 2 1 10 11 18 46 29 53 94 849 1443 47 0 0
2001/02| (0) (2) (1) (10) (10) (10) (11) (2) (6) (7) (7) (71) (2) (0) (0)
2001/03| 0 2 2 9 8 11 51 44 65 147 1418 2287 72 0 0
2001/03| (0) (2) (2) (9) (5) (3) (8) (1) (7) (8) (7) (340) (0) (0) (0)
2001/04| 0 1 4 5 5 19 21 25 46 150 1031 1774 71 0 4
2001/04| (0) (1) (4) (5) (4) (7) (3) (1) (2) (1) (5) (15) (0) (0) (0)
2001/05| 1 0 3 4 5 14 31 32 54 116 952 2015 83 2 4
2001/05| (1) (0) (3) (4) (5) (3) (4) (2) (4) (4) (4) (6) (3) (0) (0)
2001/06| 1 0 2 3 10 13 49 31 53 165 908 2254 80 2 0
2001/06| (1) (0) (2) (3) (9) (4) (5) (4) (9) (6) (7) (11) (1) (0) (0)
2001/07| 0 0 2 3 12 21 42 32 71 252 869 2606 54 1 2
2001/07| (0) (0) (2) (3) (12) (6) (8) (4) (15) (7) (12) (21) (1) (0) (0)
2001/08| 1 1 0 2 8 11 34 58 81 153 985 2506 104 0 0
2001/08| (1) (1) (0) (2) (7) (6) (11) (13) (7) (4) (12) (16) (3) (0) (0)
2001/09| 0 0 4 3 13 7 28 30 45 110 902 2077 29 1 2
2001/09| (0) (0) (4) (3) (9) (2) (5) (4) (4) (4) (8) (8) (0) (0) (0)
2001/10| 0 0 3 5 4 9 20 53 45 149 833 1834 40 0 0
2001/10| (0) (0) (3) (5) (3) (4) (7) (4) (3) (3) (16) (15) (5) (0) (0)
2001/11| 1 0 2 0 9 20 36 43 37 117 781 2043 74 1 7
2001/11| (1) (0) (2) (0) (6) (9) (8) (4) (3) (5) (25) (16) (2) (0) (0)
2001/12| 0 1 1 5 6 9 23 22 71 116 775 2604 95 0 0
2001/12| (0) (1) (1) (5) (4) (3) (3) (0) (2) (5) (16) (11) (0) (0) (0)
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figures in () are assignments with second opinion requests
<< Number of IPv4 host addresses allocated/returned >>
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yyyy/mm| allocated | returned | total host
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2001/01| 167936 | 0 | 10647552
2001/02| 266240 | 5120 | 10909696
2001/03| 307200 | 25600 | 11190272
2001/04| 123904 | 1024 | 11313152
2001/05| 351232 | 9216 | 11655168
2001/06| 165376 | 0 | 11820544
2001/07| 180224 | 40960 | 11959808
2001/08| 439552 | 2048 | 12397312
2001/09| 82944 | 49408 | 12430848
2001/10| 301056 | 17408 | 12714496
2001/11| 192000 | 8192 | 12898304
2001/12| 109568 | 4096 | 13003776
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<< Number of IPv4 allocations by size >>
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yyyy/mm| /16 /17 /18 /19 /20 /21 /22
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2001/01| 2 0 1 1 1 1 6
2001/02| 2 0 7 0 0 5 10
2001/03| 1 4 3 1 5 9 14
2001/04| 0 1 2 3 5 4 5
2001/05| 4 0 2 1 4 9 13
2001/06| 1 0 1 3 8 7 11
2001/07| 1 2 0 1 6 5 6
2001/08| 4 2 1 3 10 6 17
2001/09| 0 1 0 2 1 7 15
2001/10| 3 1 1 2 5 7 4
2001/11| 2 0 0 2 4 6 15
2001/12| 1 0 0 2 3 4 7
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<< Number of IPv4 host addresses allocated from/returned to APNIC >>
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yyyy/mm| allocated | returned | total host
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2001/01| 1048576 | 0 | 14680064
2001/02| 0 | 0 | 14680064
2001/03| 0 | 0 | 14680064
2001/04| 0 | 0 | 14680064
2001/05| 1048576 | 0 | 15728640
2001/06| 0 | 0 | 15728640
2001/07| 0 | 0 | 15728640
2001/08| 0 | 0 | 15728640
2001/09| 0 | 0 | 15728640
2001/10| 0 | 0 | 15728640
2001/11| 1048576 | 0 | 16777216
2001/12| 0 | 0 | 16777216
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<< Number of IPv4 applications processed >>
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| | | | | second opinion | allocation blocks | SUB-A
yyyy/mm | assign | renumbering | return | update | approved | allocated returned | registered deleted
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2001/01 | 2413 | 256 | 988 | 446 | 52 | 16 0 | 122 11
2001/02 | 2411 | 291 | 806 | 318 | 473 | 21 2 | 279 6
2001/03 | 3870 | 328 | 1097 | 533 | 71 | 29 4 | 213 18
2001/04 | 2967 | 285 | 1749 | 379 | 45 | 14 1 | 162 14
2001/05 | 3032 | 364 | 973 | 2043 | 38 | 27 1 | 248 9
2001/06 | 3323 | 310 | 952 | 390 | 65 | 20 0 | 149 8
2001/07 | 3691 | 351 | 1687 | 628 | 88 | 17 1 | 231 34
2001/08 | 3619 | 386 | 2432 | 484 | 63 | 36 1 | 327 11
2001/09 | 2995 | 325 | 2347 | 366 | 42 | 22 3 | 149 73
2001/10 | 2727 | 346 | 3099 | 467 | 53 | 23 4 | 135 13
2001/11 | 2657 | 619 | 1905 | 802 | 69 | 25 1 | 344 10
2001/12 | 2869 | 910 | 2715 | 624 | 55 | 13 1 | 127 18
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<< Number of LIRs under JPNIC management >>
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yyyy/mm | new | resolved | total
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2001/03 | 3 | 0 | 247
2001/04 | 12 | 0 | 259
2001/05 | 10 | 0 | 269
2001/06 | 2 | 0 | 271
2001/07 | 4 | 0 | 274
2001/08 | 4 | 1 | 277
2001/09 | 5 | 0 | 281
2001/10 | 5 | 4 | 281
2001/11 | 5 | 1 | 285
2001/12 | 5 | 0 | 290
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<< ASN assignments >>
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|allocations| | | total no. of
yyyy/mm |from APNIC | assignments | range of assigned ASN | ASN assgined
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2001/01 | | 10 | 17503-17512 | 267
2001/02 | | 5 | 17513-17517 | 272
2001/03 | 32 | 11 | 17518-17528 | 283
2001/04 | | 6 | 17529-17534 | 289
2001/05 | | 9 | 17673-17681 | 298
2001/06 | | 7 | 17682-17688 | 305
2001/07 | | 4 | 17689-17692 | 309
2001/08 | | 5 | 17693-17697 | 314
2001/09 | 32 | 9 | 17698-17704, 17930-17931 | 323
2001/10 | | 5 | 17932-17936 | 328
2001/11 | | 8 | 17937-17944 | 336
2001/12 | 32 | 11 | 17945-17954, 4681 | 347
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cumulative| | |
total | 384 | 347 |
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(*) 18142, 18126, 2513 reallocations
Unassigned ASN (2001/12/28)
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17955-17961 18067-18098 (39)
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