Delivery Status Notification (Failure)

["Mail Delivery System" <MAILER-DAEMON@xxxxxxxxxxxxxxxxxxxxxx>]

The following message to <kurt_gruenberg@xxxxxxxxx> was undeliverable.
The reason for the problem:
5.1.0 - Unknown address error 550-'kurt_gruenberg@xxxxxxxxxxxx No such user'

Final-Recipient: rfc822;kurt_gruenberg@cfins.com
Action: failed
Status: 5.0.0 (permanent failure)
Remote-MTA: dns; [172.18.16.133]
Diagnostic-Code: smtp; 5.1.0 - Unknown address error 
550-'kurt_gruenberg@cfins.com... No such user' (delivery attempts: 0)
Reporting-MTA: dns; ml1dc1.mfxservices.com

--- Begin Message ---

To:	<kurt_gruenberg@xxxxxxxxx>
Subject:	сбор базы e-mail
From:	Влас Вячеславович <kernprof@xxxxxxxxxxx>
Date:	Sun, 20 Apr 2008 05:00:19 +0000

сбор базы мейлов
сбор баз e-mail адресов
Подробнее по icq 385 l l l l l l

--- End Message ---