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Re: Update of RFC 2606 based on the recent ICANN changes ?

Dave Crocker <dhc2@dcrocker.net> Tue, 01 July 2008 16:44 UTC

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Date: Tue, 01 Jul 2008 09:44:49 -0700
From: Dave Crocker <dhc2@dcrocker.net>
Organization: Brandenburg InternetWorking
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To: Tony Finch <dot@dotat.at>
Subject: Re: Update of RFC 2606 based on the recent ICANN changes ?
References: <4C0AE13D-4CA6-4989-A6B0-555A014DE464@multicasttech.com> <74E3E26A-FCFB-45C1-989A-DD7EA5752974@virtualized.org> <6.2.5.6.2.20080627121824.02c55340@resistor.net> <BBB8E0B4-7E45-4BE9-B9DF-DEBE294585D6@multicasttech.com> <6.2.5.6.2.20080627140118.02a43fd8@resistor.net> <6F1CFDA0-A6E2-4257-8C72-0FCD1E117290@virtualized.org> <6.2.5.6.2.20080628201322.02e43268@resistor.net> <FBBF3BB9-D231-494A-AFBE-7F816DD1180C@virtualized.org> <20080630064127.GA5829@sources.org> <3B2E8E96-ACAA-4A13-BBE2-33DC80DDADC6@virtualized.org> <20080630190153.GB31520@sources.org> <alpine.LSU.1.10.0807011737360.30078@hermes-1.csi.cam.ac.uk>
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Tony Finch wrote:
>>> Speaking technically, how would you distinguish the top-level domain
>>> "127.0.0.1" from the IP address 127.0.0.1?
>> A word while passing here: is there a document (RFC, Posix standard,
>> whatever) which says which is the right result in such a case?
> 
> RFC 1123 section 2.1, especially the last sentence.

Interesting.

I hadn't noticed the implication of that, before, but it seems to be a pretty 
clear technical specification that a top-level domain is not allowed to be a 
decimal number.  Ever.

That's a concrete constraint on what ICANN is permitted to authorize.

d/
-- 

   Dave Crocker
   Brandenburg InternetWorking
   bbiw.net
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