Subject: [Gary] Undeliverable mail: THE BIGGEST BUTT!

From: <[email-masked]>
Date: Wed, 09 Apr 2008 17:51:29 +0200

Failed to deliver to [email-masked]'
SMTP module(domain mx.is.nl) reports:
 host mx.is.nl says:
 550 5.1.1 <[email-masked]> is not a valid mailbox