Subject: Mail delivery failed: returning message to sender

From: Mail Delivery System <[email-masked]>
Date: Wed, 15 Oct 2008 04:03:09 +0000

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?98HTyczJyg==?= <[email-masked]>
To: <[email-masked]>
Subject: =?koi8-r?B?88/T1MHXzMXOycUgy8HS1Nkg0sXT1dLTz9cgxsnSzdk=?=
Date: Wed, 15 Oct 2008 11:40:19 +0800