The original message was received at Fri, 15 Feb 2008 10:57:56 -0800
from lb.z57.com [209.75.14.120]
----- The following addresses had permanent fatal errors -----
<argentina124@hotmail.coma>
(reason: 550 Host unknown)
----- Transcript of session follows -----
550 5.1.2 <argentina124@hotmail.coma>... Host unknown (Name server: hotmail.coma: host not found)