Subject: Mail delivery failed: returning message to sender

From: Mail Delivery System <[email-masked]>
Date: Tue, 19 Aug 2008 21:11:35 +0400

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]
    (ultimately generated from [email-masked])
    SMTP error from remote mail server after end of data:
    host mx1.yandex.ru [77.88.21.89]: 554 5.7.1 Content-Policy reject msg:
    Message rejected under suspicion of spam.; S7749924AbYHSRME

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

From: =?koi8-r?B?4c7E0sXK?= <[email-masked]>
To: <[email-masked]>
Subject: =?koi8-r?B?48XMySDJINrBxMHeySDB1NTF09TBw8nJ?=
Date: Wed, 20 Aug 2008 02:12:01 +0900