Re: [cobalt-users] MX problem ?

["Gerald Waugh" <gerald@xxxxxxxxx>]

"support" <mi@xxxxxxxxxxx>  wrote

> We have a user who occasionally uses mail2web.com to send/receive 
> mail. Mail2web seems to send mail out as user@xxxxxxxxxxxxxxxx When 
> someone replies to that, sometimes - not all the time - the message 
> bounces and a Local configuration error is reported:
> 
> 553 mail.domain.com. config error: mail loops back to me (MX problem?)
> 554 <user@xxxxxxxxxxxxxxx>... Local configuration error
> 
> 
> I have MX records pointing domain.com to mail.domain.com and also 
> www.domain.com to mail.domain.com.
> 
> Do I need to add another one pointing mail.domain.com to mail.domain.com??
> 
Are you using a CNAME?
If so it can cause weird problems.
Use 'A' records.
Gerald