Subject: [Ldap-dir] Returned mail: see transcript for details

From: Mail Delivery Subsystem <[email-masked]>
Date: Thu, 7 Sep 2006 16:17:28 +0400

The original message was received at Thu, 7 Sep 2006 16:17:23 +0400
from [213.33.181.90]

   ----- The following addresses had permanent fatal errors -----
null
    (reason: 550 5.1.1 User unknown)

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