[Tulungan] Undeliverable mail: Срочно сдам офис!

[MAILER-DAEMON at mail.redcom.ru]

Failed to deliver to 'post at da-net.ru'
SMTP module(domain wsmail.redcom.ru) reports:
 host wsmail.redcom.ru says:
 550 5.1.1 User unknown

-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: text/rfc822-headers
Size: 697 bytes
Desc: not available
Url : http://www.polarhome.com/pipermail/tulungan/attachments/20080515/333b9d35/attachment.bin