Error mail body
From: [email protected] (Mail Delivery System)
To: [email protected]
Subject: Undelivered Mail Returned to Sender
Date: Thu, 22 Jun 2017 10:11:24 +0000 (UTC)

This is the mail system at host proxyxiaobei02.localdomain.

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 postmaster.

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

                   The mail system

<[email protected]>: host mx01.muumuu-mail.com[157.7.107.7] said: 550 User not
    found; (in reply to RCPT TO command)

message/delivery-status
Reporting-MTA: dns; proxyxiaobei02.localdomain
X-Postfix-Queue-ID: 4*********E
X-Postfix-Sender: rfc822; [email protected]
Arrival-Date: Thu, 22 Jun 2017 07:45:33 +0000 (UTC)

Final-Recipient: rfc822; [email protected]
Original-Recipient: rfc822;[email protected]
Action: failed
Status: 5.0.0
Remote-MTA: dns; mx01.muumuu-mail.com
Diagnostic-Code: smtp; 550 User not found;

spam mail body
From: "qxolmwbi" <[email protected]>
To: <[email protected]>
Reply-To: "qxolmwbi" <proda*****[email protected]>
Subject: ?**?ЗДРАВС_ВУЙТЕ! ВАС ИНТЕРЕ_УЮТ КЛИЕНТСКИЕ Б_ЗЫ ДАННЫХ?
Date: Thu, 22 Jun 2017 14:44:49 +0700

?**?ЗДРАВСТВУЙТЕ! ВАС ИНТЕРЕСУЮТ КЛИЕНТСКИЕ БАЗЫ ДАННЫХ?