Subject: Mail delivery failed: returning message to sender

From: Mail Delivery System <[email-masked]>
Date: Wed, 03 Sep 2008 22:02:46 +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]
    SMTP error from remote mail server after RCPT TO:<[email-masked]>:
    host lja.bkc.pastsargs.lv [91.135.28.196]: 550 5.1.1 User unknown

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

From: =?koi8-r?B?6dLJzsEu6Q==?= <[email-masked]>
To: <[email-masked]>
Subject: =?koi8-r?B?9d7Fws7ZyiDL1dLTOu3F1M/E2SDSwdrSwcLP1MvJIMkgwc7BzMnawQ==?=
	=?koi8-r?B?IMLJ2s7F0yDQzMHOwSwg9PzvLg==?=
Date: Wed, 3 Sep 2008 16:02:44 -0300