I have the following from the header in a yahoo email.
Where did it come from? (I blocked the to and from addresses)
Received: from [18.104.22.168] by web81007.mail.mud.yahoo.com via HTTP; Wed, 08 Jul 2009 13:02:08 PDT
Date: Wed, 8 Jul 2009 13:02:08 -0700 (PDT)
Subject: Fw: Website Submission
Content-Type: text/plain; charset=us-ascii