Subject: Undeliverable mail: 5ти дневный курс: Техника бюджетирования

From: <[email-masked]>
Date: Tue, 23 Sep 2008 19:03:48 +0600

Failed to deliver to [email-masked]'
SMTP module(domain mail.webmail.kz:25) reports:
 host mail.webmail.kz:25 says:
 550 [email-masked] unknown user account