Re: no DNS records and mail stays in queue!!!

On Friday 08 October 2004 08:04, Juan Nin wrote:
> The thing is that there are not any valid records for that domain, so
> why do they stay in the queue, instead of being bounced back to the
> user??
>
> # host -t mx clarionpunta.com
> Host clarionpunta.com not found: 2(SERVFAIL)

SERVFAIL indicates an error which (one might hope) is temporary, so
postfix retries until the domain DNS is fixed or the queue timeout. It
would be wrong to immediately bounce these.

NXDOMAIN indicates a permanent error, and postfix won't retry.
--
mail to this address is discarded unless "/dev/rob0"
or "not-spam" is in Subject: header