CNAME lookup failed temporarily. (#4.4.3)

Sanırım qmail karşı tarafın CNAME ini kontrol ediyor. Bunu nasıl engellerim.




-------- Original Message -------- Subject:  failure notice
Date:  3 Feb 2006 12:31:50 -0000
From:  MAILER-DAEMON@xxxxxxxxxxxxxxx
To:  congress@xxxxxxxxxx



Hi. This is the qmail-send program at mail.topkon.com.
I'm afraid I wasn't able to deliver your message to the following addresses.
This is a permanent error; I've given up. Sorry it didn't work out.

<anna.erdei@xxxxxxxxxxx>:
CNAME lookup failed temporarily. (#4.4.3)
I'm not going to try again; this message has been in the queue too long.

--- Below this line is a copy of the message.

Return-Path: <congress@xxxxxxxxxx>
Received: (qmail 15363 invoked by uid 1008); 27 Jan 2006 11:31:49 -0000
X-Mail-Scanner: Scanned by qSheff 1.0-r4 (http://www.enderunix.org/qsheff/)
Received: from unknown (HELO ?192.168.0.101?)
(bdavarci@xxxxxxxxxx@192.168.0.101)
  by mail.topkon.com with SMTP; 27 Jan 2006 11:31:22 -0000
Message-ID: <43D9E856.9010502@xxxxxxxxxx>
Disposition-Notification-To: =?ISO-8859-9?Q?=22Burcu_Davarc=FD_=28TOP?=
 =?ISO-8859-9?Q?KON_Congress_Services=29=22?= <congress@xxxxxxxxxx>
Date: Fri, 27 Jan 2006 11:31:02 +0200
From: =?ISO-8859-9?Q?=22Burcu_Davarc=FD_=28TOPKON_Congress_Servic?=
 =?ISO-8859-9?Q?es=29=22?= <congress@xxxxxxxxxx>
Reply-To:  congress@xxxxxxxxxx
Organization: (TOPKON Congress Services)
User-Agent: Thunderbird 1.5 (Windows/20051201)
MIME-Version: 1.0
To:  anna.erdei@xxxxxxxxxxx
CC:  camciy@xxxxxxxxx
Subject: EFIS Board Meeting / ISTANBUL
Content-Type: multipart/alternative;
 boundary="------------050800070909060204000406"
X-Spam-DCC: EATSERVER: mail.topkon.com 1166; Body=1 Fuz1=1 Fuz2=1
X-Spam-Checker-Version: SpamAssassin 3.0.4 (2005-06-05) on mail.topkon.com
X-Spam-Level:
X-Spam-Status: No, score=-2.6 required=8.0 tests=ALL_TRUSTED,HTML_40_50,
        HTML_BADTAG_20_30,HTML_MESSAGE,HTML_NONELEMENT_30_40 autolearn=failed
        version=3.0.4
X-Spam-Pyzor: Reported 0 times.

This is a multi-part message in MIME format.
--------------050800070909060204000406
Content-Type: text/plain; charset=ISO-8859-9; format=flowed
Content-Transfer-Encoding: 7bit

Dear Dr. Anna Erdei,

............................