Hi,
From today morning many users receiving a "Delivery Status Notification (Failure)" messages even through they have not sent any email to those ids. User also receiving a messages of " Mail delivery failed: returning message to sender " & "Delivery Status Notification (Failure) "
I don't what happen suddenly, could somebody help me out about how to debug the issue.
I have checked on forum but nothing found related to this, as per forum i only checked relay part which i am not using external relay.
I have attached some emails received to users.
Details
Return-Path:
nilesh.dand@marathonrealty.com
Received: from mail.marathonrealty.com (LHLO mail.marathonrealty.com)
(192.168.0.1) by mail.marathonrealty.com with LMTP; Sat, 10 Dec 2011
11:03:11 +0530 (IST)
Received: from localhost (localhost [127.0.0.1])
by mail.marathonrealty.com (Postfix) with ESMTP id 894331323895
for <pradip.thite@marathonrealty.com>; Sat, 10 Dec 2011 11:03:11 +0530 (IST)
X-Virus-Scanned: amavisd-new at marathonrealty.com
X-Spam-Flag: NO
X-Spam-Score: -2.909
X-Spam-Level:
X-Spam-Status: No, score=-2.909 tagged_above=-10 required=6.6
tests=[ALL_TRUSTED=-1, BAYES_00=-1.9, HTML_MESSAGE=0.001,
T_RP_MATCHES_RCVD=-0.01] autolearn=ham
Received: from mail.marathonrealty.com ([127.0.0.1])
by localhost (mail.marathonrealty.com [127.0.0.1]) (amavisd-new, port 10024)
with ESMTP id 0P0KPp0nV48E for <pradip.thite@marathonrealty.com>;
Sat, 10 Dec 2011 11:03:10 +0530 (IST)
Received: from mail.marathonrealty.com (mail.marathonrealty.com [192.168.0.1])
by mail.marathonrealty.com (Postfix) with ESMTP id C98C41322D67
for <pradip.thite@marathonrealty.com>; Sat, 10 Dec 2011 11:03:10 +0530 (IST)
Date: Sat, 10 Dec 2011 11:03:10 +0530 (IST)
From: Nilesh Dand <nilesh.dand@marathonrealty.com>
To: Pradip Thite <pradip.thite@marathonrealty.com>
Subject: Fwd: Delivery Status Notification (Failure)
Message-ID: <60ff4229-758f-4878-b7d7-812a634c6561@mail.marathonrealty.com>
In-Reply-To: <lLgz65xME00000d75@as39ucsex01.as39.navy.mil>
Content-Type: multipart/alternative;
boundary="=_09b6048e-406c-4ac8-aaee-206099edd9b4"
MIME-Version: 1.0
X-Originating-IP: [192.168.2.152]
X-Mailer: Zimbra 7.1.2_GA_3268 (ZimbraWebClient - FF3.0 (Win)/7.1.2_GA_3268)
--=_09b6048e-406c-4ac8-aaee-206099edd9b4
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: 7bit
----- Forwarded Message -----
From:
postmaster@as39.navy.mil
To:
finance@marathonrealty.com
Sent: Saturday, December 10, 2011 11:02:41 AM
Subject: Delivery Status Notification (Failure)
This is an automatically generated Delivery Status Notification.
Delivery to the following recipients failed.
debrown@as39.navy.mil
--=_09b6048e-406c-4ac8-aaee-206099edd9b4
Content-Type: text/html; charset=utf-8
Content-Transfer-Encoding: 7bit
<html><head><style type='text/css'>p { margin: 0; }</style></head><body><div style='font-family: Times New Roman; font-size: 12pt; color: #000000'><br><br><hr id="zwchr"><div style="color:#000;font-weight:normal;font-style:normal;text-decoration:none;font-family:Helvetica,Arial,sans-serif;font-size:12pt;"><b>From: </b>postmaster@as39.navy.mil<br><b>To: </b>finance@marathonrealty.com<br><b>Sent: </b>Saturday, December 10, 2011 11:02:41 AM<br><b>Subject: </b>Delivery Status Notification (Failure)<br><br>This is an automatically generated Delivery Status Notification.<br><br>Delivery to the following recipients failed.<br><br>
debrown@as39.navy.mil<br><br><br><br></div><br></div></body></html>
--=_09b6048e-406c-4ac8-aaee-206099edd9b4--
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Receiving failure delivery messages. 
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