Subject: Returned mail: see transcript for details

From: Mail Delivery Subsystem <[email-masked]>
Date: Mon, 14 Mar 2011 12:50:40 +0530

The original message was received at Mon, 14 Mar 2011 12:50:36 +0530
from NSG-Static-017.227.71.182.airtel.in [182.71.227.17] (may be forged)

   ----- The following addresses had permanent fatal errors -----
<[email-masked]>
    (reason: 550 5.1.1 <[email-masked]>... User unknown)

   ----- Transcript of session follows -----
... while talking to [127.0.0.1]:
>>> DATA
<<< 550 5.1.1 <[email-masked]>... User unknown
550 5.1.1 <[email-masked]>... User unknown
<<< 503 5.0.0 Need RCPT (recipient)

Subject: Mail System Error - Returned Mail
From: [email-masked]
To: [email-masked]
Date: Mon, 14 Mar 2011 12:57:41 +0530

The original message was received at Mon, 14 Mar 2011 12:57:41 +0530
from core3.amsl.com [80.199.159.145]

----- The following addresses had permanent fatal errors -----
<[email-masked]>