Re: [address-policy-wg] 2006-07 Discussion Period extended until 17 January 2007 (First Raise in IPv4 Assignment Window Size)

[alexlh@localhost (Alex le Heux)]

Dear Colleagues,

> Hm... Is there statistics which shows subnet size requested per user
> for last year?  Something like (actual numbers is just an example!):
> 
>        Size          Requests in 2006
> 
>      4-32 addresses   5,000     10%
>     33-64 addresses   8,000     12%
>        ...
>   256-511 addresses  50,000     44%
>        ...
> 2048-4095 addresses   1,300      6%
> 4096-8191 addresses     750      3%
>        ...
> 
> In my opinion AW can be auto-rised to almost match most "popular"
> assignments sizes. All further risings(lowers) can be done upon LIR
> request.  If stats does not show clear peak - AW size can be aligned
> to nearest bigest value.

We have prepared statistics showing the size of all approvals that the
RIPE NCC has made in 2006:

          Size                     Number of approvals

          1 -           1 [/32]:      3  0.1%
          2 -           2 [/31]:      3  0.1%
          3 -           4 [/30]:     60  1.0%
          5 -           8 [/29]:    359  6.2%
          9 -          16 [/28]:    308  5.3%
         17 -          32 [/27]:    220  3.8%
         33 -          64 [/26]:    217  3.7%
         65 -         128 [/25]:    274  4.7%
        129 -         256 [/24]:   1394 23.9%
        257 -         512 [/23]:    789 13.6%
        513 -        1024 [/22]:    705 12.1%
       1025 -        2048 [/21]:    596 10.2%
       2049 -        4096 [/20]:    371  6.4%
       4097 -        8192 [/19]:    191  3.3%
       8193 -       16384 [/18]:    125  2.1%
      16385 -       32768 [/17]:     63  1.1%
      32769 -       65536 [/16]:     62  1.1%
      65537 -      131072 [/15]:     37  0.6%
     131073 -      262144 [/14]:     19  0.3%
     262145 -      524288 [/13]:     16  0.3%
     524289 -     1048576 [/12]:      5  0.1%
    1048577 -     2097152 [/11]:      4  0.1%

Total number of PA approvals: 5821
Total number of /21 and smaller: 4928  84.6%

We hope these statistics are useful, please let us know if you need more
information.

Best regards,

Alex Le Heux
RIPE NCC IP Resource Analyst