[BTM] Returned mail: User unknown

[postoffice at listserver.themacintoshguy.com]

The original message was received at 2009-07-04 12:18:10 -0400
from postoffice.no-domain-set.bellcanada [10.0.0.1]

   ----- The following addresses had permanent fatal errors -----
<macsleuth at sympatico.ca>

   -----Transcript of session follows -----
... while talking to postoffice.no-domain-set.bellcanada.:
>>> RCPT To:<macsleuth at sympatico.ca>
<<< 550 5.1.1 unknown or illegal alias: macsleuth at sympatico.ca
550 <macsleuth at sympatico.ca>... User unknown
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From: VIAGRA ® Official Site <bluetooth-mac at listserver.themacintoshguy.com>
Subject: [BTM] Good Afternoon bluetooth-mac at listserver.themacintoshguy.com
	News !
Date: Mon, 22 Jun 2009 20:01:57 -0700 (PDT)
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Url: http://listserver.themacintoshguy.com/pipermail/bluetooth-mac/attachments/20090704/95dc17ca/attachment-0001.mht