The original message was received at Sat, 7 Feb 2009 17:52:52 -0800
from lb.z57.com [209.75.14.120]
----- The following addresses had permanent fatal errors -----
<dsfds@afdf.com>
(reason: 550 unrouteable address)
----- Transcript of session follows -----
... while talking to m1.dnsix.com.:
>>> RCPT To:<dsfds@afdf.com>
<<< 550 unrouteable address
550 5.1.1 <dsfds@afdf.com>... User unknown