[166136] in North American Network Operators' Group
Re: comcast ipv6 PTR
daemon@ATHENA.MIT.EDU (Chris Adams)
Wed Oct 9 13:25:49 2013
Date: Wed, 9 Oct 2013 12:08:48 -0500
From: Chris Adams <cma@cmadams.net>
To: nanog@nanog.org
Mail-Followup-To: nanog@nanog.org
In-Reply-To: <52558B8F.7030508@mykolab.com>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
Once upon a time, Paul Ferguson <fergdawgster@mykolab.com> said:
> That's not necessarily true -- some (very large) organizations using DMARC
> will reject mail from hosts without a PTR record.
And that's a good reason to have reverse records for you mail servers.
Auto-generated reverse really shouldn't be trusted for anything.
--
Chris Adams <cma@cmadams.net>
