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Statistics on IP addresses, AS numbers, and IRR services managed by JPNIC (2012)
                                                  Last update:2013-01-11
<< Number of IPv4 assignments by size (for LIR's intrastructure) >>
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yyyy/mm| /16  /17  /18  /19  /20  /21  /22  /23  /24  /25  /26  /27  /28  /29  /30  /31  /32
---------------------------------------------------------------------------------------------
2012/01|   2    0    0    0    0    0    4    1   38    2    1    2    3   10    1    0    0
2012/02|   1    1    0    1    1    3    0    1   54    4    2    2    4    7    4    0    0
2012/03|   2    1    0    1    0    2    1    0   43    1    1    1    7    8    2    0    0
2012/04|   0    0    0    0    0    0    2    1   34    2    1    2    8   10    5    0    0
2012/05|   0    0    0    3    0    3    6    3   36    1    3    1    5   13    3    0    1
2012/06|   0    0    0    0    0    0    0    1   29    1    0    4    1    6    3    0    1
2012/07|   0    1    0    0    0    0    0    2   24    2    0    2    5    9    9    0    1
2012/08|   0    0    1    1    1    1    3    4   28    2    6    3    3    3    6    0    0
2012/09|   0    3    0    1    2    2    3    3   27    0    1    1    0    3    2    0    0
2012/10|   0    1    0    1    0    0    2    3   31    2    1    4    1   13    6    0    0
2012/11|   1    0    0    0    0    1    3    2   72    1    0    2    0    6    5    0    0
2012/12|   0    0    3    0    1    1    3    2   31    3    1    3    2    3    2    0    0
---------------------------------------------------------------------------------------------
<< Number of IPv4 assignments by size (for endsites) >>
---------------------------------------------------------------------------------------------
yyyy/mm| /16  /17  /18  /19  /20  /21  /22  /23  /24  /25  /26  /27  /28  /29  /30  /31  /32
---------------------------------------------------------------------------------------------
2012/01|   0    0    0    0    0    1    1    3   22   63   33   77  227   866   20   3    9
2012/02|   0    0    0    1    0    4    1    2   25  348   61  131  210   868   38   6    9
2012/03|   0    2    0    1   14    5    1    5   18   89  145  403  384  1063   26   1   29
2012/04|   0    0    0    0    0    3    2    4   34  376  271  295  395  1241   72   1   24
2012/05|   0    0    0    1    0    1    5    3   52  151  359  325  518  1375  268   0    8
2012/06|   2    0    0    0    0    1    2    7   40  131   69   89  207   981   28   0   21
2012/07|   0    4    0    0    1    0    1    5   40  177   80  224  205  2786   15   2   26
2012/08|   0    0    0    0    2    1    2    1   40  102   65  122  211   884   33   1   17
2012/09|   0    0    0    0    0    2    4    6   43  119   78  184  197   844   28   1   16
2012/10|   0    0    0    1    0    7    3    4   31   85   87  102  240   956   15   0   11
2012/11|   0    1    1    0    1    0    1    9   40  197  138  190  395   779   54   2    9
2012/12|   0    0    1    0    2    3    5    7   43  167   73  105  213   759  105   2   18
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<< Number of IPv4 host addresses allocated/returned >>
------------------------------------------
yyyy/mm| allocated | returned | total host
------------------------------------------
2012/01|      4096 |        0 |   92995518
2012/02|     46080 |    43008 |   92998590
2012/03|     19456 |    18432 |   92999614
2012/04|      2048 |        0 |   93001662
2012/05|      6144 |        0 |   93007806
2012/06|      1024 |        0 |   93008830
2012/07|      1024 |        0 |   93009854
2012/08|      5120 |     1024 |   93013950
2012/09|      1024 |        0 |   93014974
2012/10|      1024 |        0 |   93015998
2012/11|      1024 |        0 |   93017022
2012/12|      1024 |        0 |   93018046
------------------------------------------
<< Number of IPv4 allocations by size >>
-----------------------------------------------------------------------------
yyyy/mm|  /9  /10  /11  /12  /13  /14  /15  /16  /17  /18  /19  /20  /21  /22
-----------------------------------------------------------------------------
2012/01|   0    0    0    0    0    0    0    0    0    0    0    0    0    4
2012/02|   0    0    0    0    0    0    0    0    0    1    0    5    2    5
2012/03|   0    0    0    0    0    0    0    0    0    0    1    2    0    3
2012/04|   0    0    0    0    0    0    0    0    0    0    0    0    0    2
2012/05|   0    0    0    0    0    0    0    0    0    0    0    0    0    6
2012/06|   0    0    0    0    0    0    0    0    0    0    0    0    0    1
2012/07|   0    0    0    0    0    0    0    0    0    0    0    0    0    1
2012/08|   0    0    0    0    0    0    0    0    0    0    0    0    0    5
2012/09|   0    0    0    0    0    0    0    0    0    0    0    0    0    1
2012/10|   0    0    0    0    0    0    0    0    0    0    0    0    0    1
2012/11|   0    0    0    0    0    0    0    0    0    0    0    0    0    1
2012/12|   0    0    0    0    0    0    0    0    0    0    0    0    0    1
-----------------------------------------------------------------------------
<< Number of IPv4 host addresses allocated from/returned to APNIC >>
------------------------------------------
yyyy/mm| allocated | returned | total host
------------------------------------------
2012/01|      4096 |        0 |   96018688
2012/02|      3072 |        0 |   96021760
2012/03|      1024 |        0 |   96022784
2012/04|      2048 |     8192 |   96016640
2012/05|      6144 |        0 |   96022784
2012/06|      1024 |        0 |   96023808
2012/07|      1024 |        0 |   96024832
2012/08|      5120 |        0 |   96029952
2012/09|      1024 |        0 |   96030976
2012/10|      1024 |        0 |   96032000
2012/11|      1024 |        0 |   96033024
2012/12|      1024 |        0 |   96034048
------------------------------------------
<< Number of IPv4 applications processed >>
------------------------------------------------------------------------------------------------------------------------
       |      |      |        |    second opinion   |  allocation blocks  |       SUB-A         |   address transfer
yyyy/mm|assign|return| update | submitted  approved | allocated  returned | registered  deleted | submitted  transferred
------------------------------------------------------------------------------------------------------------------------
2012/01| 1432 | 2807 |  20074 |     7          5    |      2         0    |     155         8   |     3           3
2012/02| 1751 | 3287 |    719 |     5          6    |      0         0    |     102        17   |     5           4
2012/03| 1620 | 2801 |    787 |     8          8    |      2         0    |      43        17   |     9           6
2012/04| 2659 | 3863 |   1266 |    12          6    |      1         0    |      33        25   |     2           2
2012/05| 3004 | 4735 |   1853 |     9          6    |      2         0    |      50        48   |     1           3
2012/06| 1564 | 2400 |   1284 |     7         10    |      1         0    |      32         8   |     5           3
2012/07| 3529 | 2020 |  15340 |     6          6    |      2         0    |      43        11   |     1           2
2012/08| 1513 | 2763 |   1211 |     3          2    |      4         1    |      41        19   |    15           1
2012/09| 1431 | 5950 |   1849 |     6          5    |      0         0    |      33        33   |     7           7
2012/10| 1507 | 4747 |   4501 |     8          8    |      0         0    |      32         8   |     6           6
2012/11| 1687 | 5337 |    891 |     2          3    |      0         0    |      26       113   |     5          10
2012/12| 1430 | 4025 |    803 |    14          5    |      1         0    |      45         8   |     3           6
------------------------------------------------------------------------------------------------------------------------
<< Number of IPv6 assignments by size >>
----------------------------------------------------------------------------------------------------------------
       |  total no.of
yyyy/mm|  assignments   /23  /25  /27  /28  /31  /32  /33  /34  /35  /36  /40  /42  /44  /48  /52  /56  /64 /128
----------------------------------------------------------------------------------------------------------------
2012/01|      43         0    0    0    0    0    0    0    0    0    0    0    0    0   26    0    1   16    0
2012/02|      77         0    0    0    0    0    1    0    0    0    0    2    0    0   57    0    1   16    0
2012/03|      41         0    0    0    0    0    0    0    0    0    0   10    0    0   20    0    2    9    0
2012/04|      42         0    0    0    0    0    0    0    0    0    0    0    0    0   21    0    0   21    0
2012/05|      59         0    0    0    0    0    0    0    0    0    0    1    0    0   24    0    0   34    0
2012/06|      55         0    0    0    0    0    1    0    0    0   32    0    0    0   19    0    0    3    0
2012/07|      38         0    0    0    0    0    0    0    0    0    0    0    0    0   34    0    1    3    0
2012/08|      47         0    0    0    0    0    0    0    0    0    0    0    0    0   41    0    1    5    0
2012/09|      31         0    0    0    0    0    0    0    0    0    0    0    0    0   25    0    1    5    0
2012/10|      28         0    0    0    0    0    0    0    0    0    0    0    0    1   25    0    0    2    0
2012/11|      33         0    0    0    0    0    0    0    0    0    0    0    0    0   31    0    0    2    0
2012/12|      35         0    0    0    0    0    1    0    0    0    0    1    0    0   28    0    2    3    0
----------------------------------------------------------------------------------------------------------------
<< Number of IPv6 allocations by size >>
-------------------------------------------------------------------------
yyyy/mm| /20  /21  /22  /23  /24  /25  /26  /27  /28  /29  /30  /31  /32
-------------------------------------------------------------------------
2012/01|   0    0    0    0    0    0    0    0    0    0    0    0    2
2012/02|   0    0    0    0    0    0    0    0    0    0    0    0    3
2012/03|   0    0    0    0    0    0    0    0    0    0    0    0    4
2012/04|   0    0    0    0    1    0    0    0    0    0    0    0    2
2012/05|   0    0    0    0    0    0    0    0    0    0    0    0    0
2012/06|   0    0    0    0    0    0    0    0    0    0    0    0    3
2012/07|   0    0    0    0    0    0    0    0    0    0    0    0    2
2012/08|   0    0    0    0    0    0    0    0    0    0    0    0    2
2012/09|   0    0    0    0    0    0    0    0    0    0    0    0    2
2012/10|   0    0    0    0    0    0    0    0    0    0    0    0    3
2012/11|   0    0    0    0    0    0    0    0    0    0    0    0    2
2012/12|   0    0    0    0    0    0    0    0    0    0    0    0    1
-------------------------------------------------------------------------
<< Number of LIRs under JPNIC management >>
-------------------------------------------
  yyyy/mm |    new   | resolved |   total
-------------------------------------------
  2012/01 |     2    |     1    |    410
  2012/02 |     2    |     1    |    411
  2012/03 |     1    |     6    |    406
  2012/04 |     1    |     0    |    407
  2012/05 |     5    |     3    |    409
  2012/06 |     0    |     1    |    408
  2012/07 |     1    |     0    |    409
  2012/08 |     1    |     1    |    409
  2012/09 |     1    |     0    |    410
  2012/10 |     1    |     1    |    410
  2012/11 |     1    |     0    |    411
  2012/12 |     1    |     0    |    412
-------------------------------------------
<< Number of LIRs under JPNIC management with IPv6 allocations >>
-------------------------------------------
  yyyy/mm |    new   | resolved |   total
-------------------------------------------
  2012/01 |     2    |     0    |   198
  2012/02 |     3    |     1    |   200
  2012/03 |     4    |     1    |   203
  2012/04 |     2    |     0    |   205
  2012/05 |     0    |     0    |   205
  2012/06 |     3    |     0    |   208
  2012/07 |     2    |     0    |   210
  2012/08 |     2    |     0    |   212
  2012/09 |     2    |     0    |   214
  2012/10 |     3    |     0    |   217
  2012/11 |     2    |     0    |   219
  2012/12 |     1    |     0    |   220
-------------------------------------------
<< Number of portable assignments >>
-------------------------------------------
  yyyy/mm | assigned | returned |   total
-------------------------------------------
  2012/01 |     1    |     1    |    40
  2012/02 |     1    |     0    |    41
  2012/03 |     0    |     1    |    40
  2012/04 |     0    |     0    |    40
  2012/05 |     1    |     0    |    41
  2012/06 |     1    |     1    |    41
  2012/07 |     3    |     0    |    44
  2012/08 |     2    |     0    |    46
  2012/09 |     1    |     0    |    47
  2012/10 |     3    |     0    |    50
  2012/11 |     0    |     0    |    50
  2012/12 |     0    |     2    |    48
-------------------------------------------
<< ASN assignments >>
----------------------------------------------------------------------------
          |allocations|             |                          | total no. of
  yyyy/mm |from APNIC | assignments | range of assigned ASN    | ASN assgined
----------------------------------------------------------------------------
  2012/01 |           |      0      |                          |     755
  2012/02 |           |      2      | 55903,55904              |     757
  2012/03 |           |      2      | 55905,55906              |     759
  2012/04 |           |      1      | 55907                    |     760
  2012/05 |           |      1      | 55908                    |     761
  2012/06 |           |      2      | 55909,131161             |     763
  2012/07 |     10    |      3      | 55910,55911,55912        |     766
  2012/08 |           |      2      | 58645,58646              |     768
  2012/09 |           |      1      | 58647                    |     769
  2012/10 |           |      0      |                          |     769
  2012/11 |           |      3      | 58648,58649,58650        |     772
  2012/12 |     10    |      2      | 131893, 131894           |     774
----------------------------------------------------------------------------
cumulative|           |             |
  total   |    874    |    774      |
----------------------------------------------------------------------------
Unassigned ASN (2013/01/01)
-------------------------------------------------------------------------
58651-58654, 58784-58793, 131895-131992(112)
-------------------------------------------------------------------------
<< Number of objects registered in JPIRR >>
----------------------------------------------------------------
  yyyy/mm | Maintainer |  Route  |  Route6  | aut-num |  as-set
----------------------------------------------------------------
  2012/01 |    212     |  5,023  |   168    |   337   |   115
  2012/02 |    213     |  5,063  |   172    |   338   |   115
  2012/03 |    215     |  5,101  |   172    |   340   |   117
  2012/04 |    215     |  5,133  |   175    |   339   |   117
  2012/05 |    216     |  5,142  |   179    |   345   |   117
  2012/06 |    218     |  5,304  |   181    |   348   |   119
  2012/07 |    220     |  5,339  |   187    |   350   |   119
  2012/08 |    223     |  5,381  |   191    |   352   |   119
  2012/09 |    226     |  5,426  |   192    |   353   |   118
  2012/10 |    228     |  5,648  |   193    |   352   |   118
  2012/11 |    230     |  5,674  |   194    |   353   |   119
  2012/12 |    230     |  5,700  |   202    |   354   |   120
----------------------------------------------------------------