Mailserver requirements

Niels Bakker niels=nanog at bakker.net
Mon Apr 5 21:09:45 UTC 2004


* arnold at nipper.de (Arnold Nipper) [Mon 05 Apr 2004, 23:04 CEST]:
> Today I run across a MTA which refused to accept mail because it could
> not detect an MX record for the reverse mapping of the IP address of the
> server which tried to deliver mail. Is this correct?

Any mail server operator is of course free to implement such a policy,
but no RFC exists to back it up.

MX records aren't needed to send mail; an A record is enough.


	-- Niels.

-- 
Today's subliminal thought is: 



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