[96097] in North American Network Operators' Group

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Re: Question on 7.0.0.0/8

daemon@ATHENA.MIT.EDU (Joseph S D Yao)
Mon Apr 16 19:08:29 2007

Date: Mon, 16 Apr 2007 19:07:57 -0400
From: Joseph S D Yao <jsdy@center.osis.gov>
To: michael.dillon@bt.com
Cc: nanog@merit.edu
Mail-Followup-To: michael.dillon@bt.com, nanog@merit.edu
In-Reply-To: <D03E4899F2FB3D4C8464E8C76B3B68B0221C1C@E03MVC4-UKBR.domain1.systemhost.net>
Errors-To: owner-nanog@merit.edu


On Sun, Apr 15, 2007 at 10:58:39PM +0100, michael.dillon@bt.com wrote:
> 
> > We checked with IANA, ARIN, and the US DoD regarding 7.0.0.0/8.  We  
> > were told that this netblock should not see the light of day,
> 
> 10/8 used to be a DoD address block, but it was also used exclusively in
> their blacker networks and similar non-connected infrastructure. The
> result is that 10/8 was opened up for others to use as well. Could we do
> similar with 7/8?


I don't remember the ARPAnet being one of their blacker networks.  That
was what had 10/8 IP addresses.  Now, 10/8 is open for nobody to claim
as their own public IP addresses.

As I understand it from previous responses, however, 7/8 is being used
as such (publicly advertised IP address space, just perhaps not at this
time all advertised to the public Internet).


-- 
Joe Yao
Analex Contractor

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