Subject: Warning: could not send message for past 30 minutes

From: Mail Delivery Subsystem <[email-masked]>
Date: Wed, 15 Oct 2008 16:55:58 +0400

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    **      THIS IS A WARNING MESSAGE ONLY      **
    **  YOU DO NOT NEED TO RESEND YOUR MESSAGE  **
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The original message was received at Wed, 15 Oct 2008 16:04:02 +0400
from [213.200.8.117]

   ----- Transcript of session follows -----
Warning: message still undelivered after 30 minutes
Will keep trying until message is 1 day old