Or more simply, the destination mx server(s) for 'somewhere.com' is(are = all) out for some reasons (no more link with internet, crash, no more = available and dns not modified, ...)
First verify if somewhere.com domain exist from nslookup, then ask = nslookup for mx for this domain (both from you mail server, then from = dnsstuff.com to see diffences, to compare results with you server resolver or dns = server), then try telnet connection to each mx on port 25 to see if one respond = .... Francis > -----Message d'origine----- > De : S=F6nke Ruempler [mailto:[EMAIL PROTECTED] > Envoy=E9 : jeudi 25 novembre 2004 10:35 > =C0 : [EMAIL PROTECTED] > Objet : [xmail] Re: error message >=20 > >=3D20 > > [<01>] Error sending message [1100950949072.158449691.jeckyl] from > > [senders'domain.com]. > > .............................................................. > > ......... =3D20 >=20 > Usually it means -> "Host not found" (The Rcpt Domain ist=20 > invalid or you > have a DNS/Routing problem) >=20 >=20 > --=3D20 >=20 > Mit freundlichem Gru=3DDF >=20 > S=3DF6nke Ruempler > Technik >=20 >=20 - To unsubscribe from this list: send the line "unsubscribe xmail" in the body of a message to [EMAIL PROTECTED] For general help: send the line "help" in the body of a message to [EMAIL PROTECTED]