[120278] in North American Network Operators' Group
Re: DNS question, null MX records
daemon@ATHENA.MIT.EDU (Florian Weimer)
Tue Dec 15 10:33:43 2009
To: Eric J Esslinger <eesslinger@fpu-tn.com>
From: Florian Weimer <fweimer@bfk.de>
Date: Tue, 15 Dec 2009 15:32:23 +0000
In-Reply-To: <D2D37F15EBBD524693E9F3CB32D02080DA9FE824@exchange.corp.fpu-tn.com>
(Eric J. Esslinger's message of "Tue\,
15 Dec 2009 09\:17\:40 -0600")
Cc: "'nanog@nanog.org'" <nanog@nanog.org>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
* Eric J. Esslinger:
> I found a reference to a null MX proposal, constructed so:
> example.com IN MX 0 .
I think this is quite controversal. The best approach still seems to
be an SMTP rejecter on a dedicated IP address.
--=20
Florian Weimer <fweimer@bfk.de>
BFK edv-consulting GmbH http://www.bfk.de/
Kriegsstra=DFe 100 tel: +49-721-96201-1
D-76133 Karlsruhe fax: +49-721-96201-99
