[MLB-WIRELESS] Problems with wireless.org.au MX

Tony Langdon tlangdon at atctraining.com.au
Thu Mar 14 12:22:36 EST 2002


> Various people have reported problems sending mail to the list.
> 
> I believe this is due to the fact that the MX record for 
> wireless.org.au
> points to a CNAME.

This is BAD, BAD, BAD! :)

Pointing a MX record at a CNAME is very bad news - better to point
wireless.org.au at the corresponding A record, even if it's a dyndns.org or
whatever. :)

Some mailers will refuse to send mail to such a MX.

> 
> I'm pretty sure this is wrong.  According to my sources, MX 
> records _must_
> point to an A record for correct operation.

That's correct.

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