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Date:      Thu, 22 Jul 1999 18:29:24 -0500
From:      "Matthew D. Fuller" <fullermd@futuresouth.com>
To:        Leif Neland <leifn@neland.dk>
Cc:        freebsd-isp@FreeBSD.ORG
Subject:   Re: A and MX to different ip's for same name
Message-ID:  <19990722182924.K12369@futuresouth.com>
In-Reply-To: <011901bed496$7c93da80$0e00a8c0@neland.dk>; from Leif Neland on Fri, Jul 23, 1999 at 01:02:57AM %2B0200
References:  <011901bed496$7c93da80$0e00a8c0@neland.dk>

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On Fri, Jul 23, 1999 at 01:02:57AM +0200, a little birdie told me
that Leif Neland remarked
> Do all mailers look for MX before A records?

They do if they're not broken.

If they connect to the A record of a host without checking the MX first,
they're pretty badly broken.  I'm not even sure if, by-the-letter of the
RFC, they're even supposed to use the A record at all if there is no MX
record.



-- 
Matthew Fuller     (MF4839)     |    fullermd@over-yonder.net
Unix Systems Administrator      |    fullermd@futuresouth.com
Specializing in FreeBSD         |    http://www.over-yonder.net/
FutureSouth Communications      |    ISPHelp ISP Consulting

"The only reason I'm burning my candle at both ends, is because I
      haven't figured out how to light the middle yet"


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