The original message was received at Mon, 28 Apr 2008 01:17:27 +0400
from p5B0D2675.dip0.t-ipconnect.de [91.13.38.117]
----- The following addresses had permanent fatal errors -----
<rojev(a)mkm.ru>
(reason: 550 5.1.1 <rojev@mkm.ru>... User unknown)
----- Transcript of session follows -----
... while talking to smtpscanner:
>> DATA
<<< 550 5.1.1 <rojev@mkm.ru>...
User unknown
554 5.0.0 Service unavailable (5.1.1 <rojev@mkm.ru>... User unknown)