[69313] in North American Network Operators' Group
Re: Mailserver requirements
daemon@ATHENA.MIT.EDU (Valdis.Kletnieks@vt.edu)
Mon Apr 5 17:58:32 2004
To: Daniel Roesen <dr@cluenet.de>
Cc: NANOG <nanog@nanog.org>
In-Reply-To: Your message of "Mon, 05 Apr 2004 23:42:28 +0200."
<20040405234228.A13357@homebase.cluenet.de>
From: Valdis.Kletnieks@vt.edu
Date: Mon, 05 Apr 2004 17:57:23 -0400
Errors-To: owner-nanog-outgoing@merit.edu
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On Mon, 05 Apr 2004 23:42:28 +0200, Daniel Roesen <dr@cluenet.de> said:
> Anyway... it's a heuristic which definately does give false positives.
> The only requirement is that IF a domain/host accepts mail there MUST be
> a postmaster@ address.
If you squint and cross your eyes, you can even convince yourself that RFC2821
says it's OK for said address to be bouncing due to over-quota conditions,
because the requirement is for existence, not for usability. :)
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