Subject: Mail delivery failed: returning message to sender

From: Mail Delivery System <[email-masked]>
Date: Wed, 24 Sep 2008 06:27:32 +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]
    mailbox is full: retry timeout exceeded

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

From: =?koi8-r?B?5czFzsE=?= <[email-masked]>
To: <[email-masked]>
Subject: =?koi8-r?B?7NXe28nKINDPxMHSz8sgyyDQ0sHaxM7Jy8HNIQ==?=
Date: Wed, 24 Sep 2008 11:27:26 +0800