Subject: Returned mail: see transcript for details

From: Mail Delivery Subsystem <[email-masked]>
Date: Mon, 22 Sep 2008 22:31:48 +0400 (MSD)

The original message was received at Mon, 22 Sep 2008 22:31:47 +0400 (MSD)
from relay.ptc.spbu.ru [195.19.225.251]

   ----- The following addresses had permanent fatal errors -----
<[email-masked]>

   ----- Transcript of session follows -----
554 5.0.0 MX list for abc.vniim.spb.su. points back to flux.ptc.spbu.ru
554 5.3.5 Local configuration error