On Sat, 2006-05-20 at 16:13, Paul R. Ganci wrote: > Recently my wife received an Email addressed from jdavidson4 at home.com. > When she tried to reply to the original message her reply bounced with > > ----- The following addresses had permanent fatal errors ----- > <jdavidson4 at home.com> > (reason: 553 5.3.5 system config error) > > ----- Transcript of session follows ----- > 553 5.3.5 home.com.nurdog.com. config error: mail loops back to me (MX > problem?) > 554 5.3.5 Local configuration error You appear to have a wild-card mx for *.nurdog.com but aren't set up to handle all the possible names. What should happen even if you add your domain to the unresolvable one is that you would still get a 'host not found' from the dns lookup. -- Les Mikesell lesmikesell at gmail.com