> X-Envelope-From: [email protected]
  > <redacted>
  > Received: from mailman-2.dropboxmail.com ([<redacted>])
  >         by <redacted> with esmtp (Exim 4.69)
  >         (envelope-from <[email protected]>)
  >         id <redacted>
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  > Received: from mailman-2.dropboxmail.com (localhost [127.0.0.1])
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  > From: Dropbox <[email protected]>
  > To: <redacted>
  > Subject: <redacted> invited you to Dropbox
  > Date: Thu, 31 Mar 2011 14:16:06 +0000
  > Reply-To: <redacted>@hotmail.com
  >
  > ...
  >
  > <redacted> wants you to try Dropbox! Dropbox lets you bring all your
  > photos, docs and videos with you anywhere and share them easily.
  >
  > Get started here: http://www.dropbox.com/link/<redacted>
  >
  > - The Dropbox Team