Subject: Undelivered Mail Returned to Sender

From: [email-masked] (Mail Delivery System)
Date: Wed, 3 Nov 2010 16:58:35 +0200 (EET)

This is the mail system at host mail-relay.itcnet.ro.

I'm sorry to have to inform you that your message could not
be delivered to one or more recipients. It's attached below.

For further assistance, please send mail to [email-masked]

If you do so, please include this problem report. You can
delete your own text from the attached returned message.

                   The mail system

<[email-masked]>: host mail.itcnet.ro[193.231.172.4] said: 550 5.1.1
    <[email-masked]>: Recipient address rejected: User unknown (in reply to
    RCPT TO command)

Subject: Test
From: [email-masked]
To: [email-masked]
Date: Wed, 3 Nov 2010 16:58:31 +0200

Your message was not delivered due to the following reason(s):

Your message was not delivered because the destination server was
not reachable within the allowed queue period. The amount of time
a message is queued before it is returned depends on local configura-
tion parameters.

Most likely there is a network problem that prevented delivery, but
it is also possible that the computer is turned off, or does not
have a mail system running right now.

Your message was not delivered within 6 days:
Host 25.0.167.121 is not responding.

The following recipients could not receive this message:
<[email-masked]>

Please reply to [email-masked]
if you feel this message to be in error.

__________ ESET Mail Security warning, version of virus signature database 5588 (20101103) __________

Warning, ESET Mail Security found the following threats in the message:

    part000.txt - is OK
    message.zip - probably a variant of Win32/Mydoom.CN worm - deleted
      message.zip > ZIP > message.zip - probably a variant of Win32/Mydoom.CN worm - was a part of the deleted object

http://www.eset.com