The original message was received at Fri, 8 Jul 2005 05:28:41 +0900 from linux.cz [200.2.195.151] ----- The following addresses had permanent fatal errors ----- <databases na linux.cz> ----- Transcript of session follows ----- ... while talking to linux.cz.: 550 5.1.2 <databases na linux.cz>... Host unknown (Name server: host not found)