Subject: Delivery Status Notification (Failure)

From: "Mail Delivery System" <[email-masked]>
Date: 23 Sep 2008 23:52:07 -0700

The following message to <[email-masked]> was undeliverable.
The reason for the problem:
5.1.0 - Unknown address error 550-'Command RCPT User <[email-masked]> not OK'

Subject: Вы тогда спросили об этом учебном курсе
From: Инвестиции <[email-masked]>
To: <[email-masked]>
Date: Wed, 24 Sep 2008 14:51:53 +0800