The original message was received at Sun, 10 Feb 2008 10:09:24 -0800
from lb.z57.com [209.75.14.120]
----- The following addresses had permanent fatal errors -----
<nik321@sbcyahoo.com>
----- Transcript of session follows -----
550 5.1.2 <nik321@sbcyahoo.com>... Host unknown (Name server: .: host not found)