Was this issue fixed?
In case it helps, I stumbled across this transcript in my gmail spam folder (looks like a delivery failure notification for a non-delivery warning for another message, the initial problem resulting from DNS failure

).
(I was waiting for more than four hours for some emails to come through spamgourmet today, but not sure if that's the same issue).
- Code: Select all
Delivered-To: XXX@gmail.com
Received: by 10.140.185.16 with SMTP id i16cs4307rvf;
Fri, 21 Dec 2007 04:16:06 -0800 (PST)
Received: by 10.114.159.1 with SMTP id h1mr1339183wae.122.1198239366273;
Fri, 21 Dec 2007 04:16:06 -0800 (PST)
Return-Path: <+gco4+XXX+d3ca613054.MAILER-DAEMON?gourmet.spamgourmet.com@spamgourmet.com>
Received: from gourmet.spamgourmet.com (gourmet.spamgourmet.com [216.75.35.164])
by mx.google.com with ESMTP id l22si2083218waf.10.2007.12.21.04.15.59;
Fri, 21 Dec 2007 04:16:06 -0800 (PST)
Received-SPF: pass (google.com: domain of +gco4+XXX+d3ca613054.MAILER-DAEMON#gourmet.spamgourmet.com@spamgourmet.com designates 216.75.35.164 as permitted sender) client-ip=216.75.35.164;
Authentication-Results: mx.google.com; spf=pass (google.com: domain of +gco4+XXX+d3ca613054.MAILER-DAEMON#gourmet.spamgourmet.com@spamgourmet.com designates 216.75.35.164 as permitted sender) smtp.mail=+gco4+XXX+d3ca613054.MAILER-DAEMON#gourmet.spamgourmet.com@spamgourmet.com
Received: from gourmet.spamgourmet.com (localhost.localdomain [127.0.0.1])
by gourmet.spamgourmet.com (8.13.8/8.13.7) with ESMTP id lBLCFvtQ022606
for <XXX@gmail.com>; Fri, 21 Dec 2007 12:15:57 GMT
Received: (from jqh1@localhost)
by gourmet.spamgourmet.com (8.13.8/8.13.8/Submit) id lBLCFvb1022605
for XXX@gmail.com; Fri, 21 Dec 2007 12:15:57 GMT
Received: from localhost (localhost)
by gourmet.spamgourmet.com (8.13.8/8.13.7) id lBLCFuWW020584;
Fri, 21 Dec 2007 12:15:56 GMT
Date: Fri, 21 Dec 2007 12:15:56 GMT
From: "Mail Delivery Subsystem - MAILER-DAEMON@gourmet.spamgourmet.com" <+gco4+XXX+d3ca613054.MAILER-DAEMON#gourmet.spamgourmet.com@spamgourmet.com>
Message-Id: <200712211215.lBLCFuWW020584@gourmet.spamgourmet.com>
To: <gco4.XXX@neverbox.com>
MIME-Version: 1.0
Content-Type: multipart/report; report-type=delivery-status;
boundary="lBLCFuWW020584.1198239356/gourmet.spamgourmet.com"
Subject: Returned mail: see transcript for details (gco4: message 5 of 20)
Auto-Submitted: auto-generated (failure)
This is a MIME-encapsulated message
--lBLCFuWW020584.1198239356/gourmet.spamgourmet.com
The original message was received at Fri, 21 Dec 2007 12:13:56 GMT
from localhost.localdomain [127.0.0.1]
----- The following addresses had permanent fatal errors -----
<autoemail@noreply.buy.com>
(reason: 550 5.2.1 Mailbox unavailable. This server does not accept mails for this recipient (autoemail@noreply.buy.com).)
----- Transcript of session follows -----
... while talking to inboundsmtp.buy.com.:
>>> DATA
<<< 550 5.2.1 Mailbox unavailable. This server does not accept mails for this recipient (autoemail@noreply.buy.com).
550 5.1.1 <autoemail@noreply.buy.com>... User unknown
451 4.4.1 reply: read error from inboundsmtp.buy.com.
--lBLCFuWW020584.1198239356/gourmet.spamgourmet.com
Content-Type: message/delivery-status
Reporting-MTA: dns; gourmet.spamgourmet.com
Received-From-MTA: DNS; localhost.localdomain
Arrival-Date: Fri, 21 Dec 2007 12:13:56 GMT
Final-Recipient: RFC822; autoemail@noreply.buy.com
Action: failed
Status: 5.2.1
Remote-MTA: DNS; inboundsmtp.buy.com
Diagnostic-Code: SMTP; 550 5.2.1 Mailbox unavailable. This server does not accept mails for this recipient (autoemail@noreply.buy.com).
Last-Attempt-Date: Fri, 21 Dec 2007 12:15:56 GMT
--lBLCFuWW020584.1198239356/gourmet.spamgourmet.com
Content-Type: message/rfc822
Return-Path: Mail Delivery Subsystem - MAILER-DAEMON@gourmet.spamgourmet.com <+gco4+XXX+d3ca613054.MAILER-DAEMON#gourmet.spamgourmet.com@spamgourmet.com>
Received: from gourmet.spamgourmet.com (localhost.localdomain [127.0.0.1])
by gourmet.spamgourmet.com (8.13.8/8.13.7) with ESMTP id lBLCBeko016364
for <autoemail@noreply.buy.com>; Fri, 21 Dec 2007 12:13:56 GMT
Received: (from jqh1@localhost)
by gourmet.spamgourmet.com (8.13.8/8.13.8/Submit) id lBKMjLa9006776
for autoemail@noreply.buy.com; Thu, 20 Dec 2007 22:45:21 GMT
Received: from localhost (localhost)
by gourmet.spamgourmet.com (8.13.8/8.13.7) id lBKMIZwN011819;
Thu, 20 Dec 2007 22:45:21 GMT
Date: Thu, 20 Dec 2007 22:45:21 GMT
From: gco4.XXX@neverbox.com
Message-Id: <200712202245.lBKMIZwN011819@gourmet.spamgourmet.com>
To: autoemail@noreply.buy.com
MIME-Version: 1.0
Content-Type: multipart/report; report-type=delivery-status;
boundary="lBKMIZwN011819.1198190721/gourmet.spamgourmet.com"
Subject: Warning: could not send message for past 4 hours
Auto-Submitted: auto-generated (warning-timeout)
X-Spamgourmet:
This is a MIME-encapsulated message
--lBKMIZwN011819.1198190721/gourmet.spamgourmet.com
**********************************************
** THIS IS A WARNING MESSAGE ONLY **
** YOU DO NOT NEED TO RESEND YOUR MESSAGE **
**********************************************
The original message was received at Thu, 20 Dec 2007 17:58:46 GMT
from localhost.localdomain [127.0.0.1]
----- Transcript of session follows -----
<gco4.XXX@neverbox.com>... Deferred: Name server: gmail.com.: host name lookup failure
Warning: message still undelivered after 4 hours
Will keep trying until message is 5 days old
--lBKMIZwN011819.1198190721/gourmet.spamgourmet.com
Content-Type: message/delivery-status
Reporting-MTA: dns; gourmet.spamgourmet.com
Arrival-Date: Thu, 20 Dec 2007 17:58:46 GMT
Final-Recipient: RFC822; gco4.XXX@neverbox.com
Action: delayed
Status: 4.2.0
Remote-MTA: DNS; gmail.com
Last-Attempt-Date: Thu, 20 Dec 2007 22:45:21 GMT
Will-Retry-Until: Tue, 25 Dec 2007 17:58:46 GMT
--lBKMIZwN011819.1198190721/gourmet.spamgourmet.com
Content-Type: message/rfc822
Return-Path: gco4.XXX@neverbox.com
Received: from gourmet.spamgourmet.com (localhost.localdomain [127.0.0.1])
by gourmet.spamgourmet.com (8.13.8/8.13.7) with ESMTP id lBKHwkQ7022584
for <gco4.XXX@neverbox.com>; Thu, 20 Dec 2007 17:58:46 GMT
Received: (from jqh1@localhost)
by gourmet.spamgourmet.com (8.13.8/8.13.8/Submit) id lBKHwfjS022324
for gco4.XXX@neverbox.com; Thu, 20 Dec 2007 17:58:41 GMT
Received: from rv-out-f130.google.com ([209.85.198.130])
by gourmet.spamgourmet.com (8.13.8/8.13.7) with ESMTP id lBKHwbJV022204
for <gco4.XXX@neverbox.com>; Thu, 20 Dec 2007 17:58:39 GMT
Received: by rv-out-f130.google.com with SMTP id l13so61462rvb.26
for <gco4.XXX@neverbox.com>; Thu, 20 Dec 2007 09:58:31 -0800 (PST)
Received: by 10.141.90.17 with SMTP id s17mr3461759rvl.14.1198173511117;
Thu, 20 Dec 2007 09:58:31 -0800 (PST)
Received: by 10.114.241.20 with SMTP id o20mr4471490wah.8.1198173511070;
Thu, 20 Dec 2007 09:58:31 -0800 (PST)
Received: from outboundsmtp01.buy.buyservices.com (outboundsmtp01.buyservices.com [209.67.181.93])
by mx.google.com with ESMTP id k36si9668643waf.2007.12.20.09.58.30;
Thu, 20 Dec 2007 09:58:31 -0800 (PST)
Received-SPF: pass (google.com: domain of autoemail@noreply.buy.com designates 209.67.181.93 as permitted sender) client-ip=209.67.181.93;
Authentication-Results: mx.google.com; spf=pass (google.com: domain of autoemail@noreply.buy.com designates 209.67.181.93 as permitted sender) smtp.mail=autoemail@noreply.buy.com
Received: from MSMQBUY01.prod.buy.com ([10.10.5.11]) by outboundsmtp01.buy.buyservices.com with Microsoft SMTPSVC(6.0.3790.1830);
Thu, 20 Dec 2007 09:56:20 -0800
Received: from mail pickup service by MSMQBUY01.prod.buy.com with Microsoft SMTPSVC;
Thu, 20 Dec 2007 09:58:51 -0800
thread-index: AchDMfqcsZ444FLOTE2az/ebo9/aTQ==
Thread-Topic: Your Buy.com order is on its way
From: "autoemail@noreply.buy.com" <>
To: <Simon-b29hks6diq1@checkout.l.google.com>
Subject: Your Buy.com order is on its way
Date: Thu, 20 Dec 2007 09:58:51 -0800
Message-ID: <19291877.408991198173511100.JavaMail.sierra-prod@cgbl39.prod.google.com>
MIME-Version: 1.0
Content-Type: multipart/alternative;
boundary="----=_Part_2260_12320075.1198173511095"
X-Mailer: Microsoft CDO for Windows 2000
Content-Class: urn:content-classes:message
Importance: normal
Priority: normal
X-MimeOLE: Produced By Microsoft MimeOLE V6.00.3790.2663
X-OriginalArrivalTime: 20 Dec 2007 17:58:51.0738 (UTC) FILETIME=[FAA11BA0:01C84331]
Reply-To: gco4.XXX@neverbox.com
------=_Part_2260_12320075.1198173511095
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 7bit
Hello S...
--------------------------------------
This email was forwarded to you through Google Checkout.
--lBKMIZwN011819.1198190721/gourmet.spamgourmet.com--
--lBLCFuWW020584.1198239356/gourmet.spamgourmet.com--