From: mouss (usebsdfree.fr)
Date: Thu Dec 01 2005 - 13:28:48 CST

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Tanner Postert a écrit :
> I keep getting an error message when sending to this certain domain.
>
> Here is the error message in the maillog:
>
> Nov 23 17:55:01 tempe-email-01 postfix/smtp[2986]: 407686D8F0:
> to=<userdomain.com <mailto:userdomain.com>>, relay=none, delay=2,
> status=deferred (Host or domain name not found. Name service error for
> name=domain.com <http://domain.com> type=MX: Host not found, try again)
>
> but if i do: host -t mx domain.com <http://domain.com>
> i get:
> domain.com <http://domain.com> mail is handled by 10
[snip]
>
> I don't quite understand how i can be getting proper dns reponses
> manually, but postfix can't resolve them, and it's only for this domain
> (that i know of) other external emails work just fine.

chroot issue?

>
> Also, i see the emails getting deferred, but my users never get a
> response that their email didn't go through. Shouldn't they get a bounce
> notice of some sort?

you may configure warnings (after N hours).

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