Returned mail: Data format error

["Mail Delivery Subsystem" <postmaster@ths.kth.se>]

The original message was received at Tue, 12 Jul 2005 10:15:53 +0900 from [215.155.124.152]

----- The following addresses had permanent fatal errors -----
kf-web-archive@ths.kth.se

----- Transcript of session follows -----
... while talking to ths.kth.se.:
>>> MAIL From:"Mail Delivery Subsystem" <postmaster@ths.kth.se>
<<< 502 "Mail Delivery Subsystem" <postmaster@ths.kth.se>... Refused

mail.com