[Dynamite] Returned mail: see transcript for details

[Mail Delivery Subsystem]

The original message was received at Sun, 6 Feb 2005 03:21:17 -0800 (PST)
from adsl-68-73-59-67.dsl.sfldmi.ameritech.net [68.73.59.67]

   ----- The following addresses had permanent fatal errors -----
<irsu at mac.com>
    (reason: 550 5.1.1 unknown or illegal alias: irsu at mac.com)
    (expanded from: <irsu at mac.com>)

   ----- Transcript of session follows -----
... while talking to smtp-bounce.mac.com.:
>>> DATA
<<< 550 5.1.1 unknown or illegal alias: irsu at mac.com
550 5.1.1 <irsu at mac.com>... User unknown
<<< 554 5.5.0 No recipients have been specified.
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An embedded message was scrubbed...
From: "Fingerprint P. Dialog" <dynamite at bioperl.org>
Subject: Never Seen Broadband DVD Flick
Date: Sun, 06 Feb 2005 05:21:17 -0600
Size: 1529
Url: http://portal.open-bio.org/pipermail/dynamite/attachments/20050206/48cb69aa/attachment.eml