Subject: Mail delivery failed: returning message to sender

From: Mail Delivery System <[email-masked]>
Date: Tue, 19 Aug 2008 20:17:50 +0300

This message was created automatically by mail delivery software.

A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:

  [email-masked]
    retry time not reached for any host after a long failure period

------ This is a copy of the message's headers. ------

From: =?koi8-r?B?4MzY3sXOy88=?= <[email-masked]>
To: <[email-masked]>
Subject: =?koi8-r?B?7e/06ffh4+nxIPTy9eTh?=
Date: Tue, 19 Aug 2008 18:13:30 +0100