[84928] in North American Network Operators' Group

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RE: Anyone seen 172.15/16 lately?

daemon@ATHENA.MIT.EDU (william(at)elan.net)
Wed Sep 28 15:22:22 2005

Date: Wed, 28 Sep 2005 12:21:38 -0700 (PDT)
From: "william(at)elan.net" <william@elan.net>
To: Edward Lewis <Ed.Lewis@neustar.biz>
Cc: "Hannigan, Martin" <hannigan@verisign.com>, nanog@nanog.org
In-Reply-To: <a06200708bf609356db60@[10.31.32.102]>
Errors-To: owner-nanog@merit.edu



I checked my historic files from 1991, 1997 and 1999 and don't see this 
block being allocated to anyone (don't have much data from 1991 - 1997 
unfortunetly...). My guess is that this /16 was never allocated.

On Wed, 28 Sep 2005, Edward Lewis wrote:

>
> At 14:35 -0400 9/28/05, Hannigan, Martin wrote:
>> Isn't 172.15/16 legacy Sun example space pre 1918? It's
>> all over CCO and Sunsolve in examples and defaults.
>
> I poked some more and the LACNIC server says it is unallocated.  That was the 
> most straightforward answer of the bunch.
>
> It's an interesting exercise to see what the 5 RIRs return and what IANA 
> doesn't. ;)
>
> ARIN - "no records found"
> APNIC - ' 172.0.0.0 is not allocated to APNIC' but lists CC of AU
> AFRINIC - '0/0', CC of EU
> LACNIC - "unallocated"
> RIPE - pretty much the same answer as AfriNIC
> IANA - doesn't query for numbers
>
> Didn't see a WhoIs box on the NRO site.
>

-- 
William Leibzon
Elan Networks
william@elan.net

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