[RCU] Continuing DKIM problems with RCM servers?

Philip Rhoades phil at pricom.com.au
Sun May 9 12:34:18 CEST 2021


My mail server guru sent me the response below when I asked him about 
getting error messages when I post to the RCM list - can someone tell me 
if his analysis is correct?:



-------- Original Message --------
Subject: Re: FW: Re: [RCU] How to Host Multiple Mail Domains (Email 
Hosting) in iRedMail Full Featured Linux Mail Server

Your mail got altered at the mail server that received kolabsys.com [1]?

Authentication-Results: ext-mx-in002.kolabsys.com [2] (amavisd-new);
   dkim=pass (1024-bit key) header.d=pricom.com.au [3]

1. When it was received by ext-mx-in002.kolabsys.com [4] from pricom
server, your signature was fine and it had passed

2. Something happened on one of these servers ( or
which altered the message body, after which your signature no longer

3. There is no issue with your DKIM-Signature as it verifies on
ext-mx-in002.kolabsys.com [4]

I have cut-pasted the headers from the original mail below

X-Original-To: users at lists.roundcube.net
Delivered-To: users-at-lists-dot-roundcube-dot-net at lists.roundcube.net
Received: from int-mx001.kolabsys.com [5] (unknown [])
   by lists02.kolabsys.com [6] (Postfix) with ESMTP id EDDA7746C1
   for <users at lists.roundcube.net>; Tue,  4 May 2021 21:13:56 +0200
Received: from mx.kolabsys.com [7] (unknown [])
   by int-mx001.kolabsys.com [5] (Postfix) with ESMTPS id D9A1713C0376B
   for <users at lists.roundcube.net>; Tue,  4 May 2021 21:13:56 +0200
X-Orig-Spam-Flag: NO
X-Orig-Spam-Score: 0.001
X-Orig-Spam-Status: No, score=0.001 tagged_above=-999 required=4.5
   tests=[TIME_LIMIT_EXCEEDED=0] autolearn=unavailable
Authentication-Results: ext-mx-in002.kolabsys.com [2] (amavisd-new);
   dkim=pass (1024-bit key) header.d=pricom.com.au [3]
X-Greylist: from auto-whitelisted by SQLgrey-1.8.0
DMARC-Filter: OpenDMARC Filter v1.3.2 ext-mx-in002.kolabsys.com [2]
Received: from pricom.com.au [3] (pricom.com.au [3] [])
   by ext-mx-in002.kolabsys.com [2] (Postfix) with ESMTPS id 1D8C3EAE
   for <users at lists.roundcube.net>; Tue,  4 May 2021 21:08:53 +0200
DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed;
   d=pricom.com.au [3]; s=phr1; x=1620760128; h=MIME-Version:
   Reply-To:In-Reply-To:References:User-Agent:Message-ID; bh=FmYpFg
   8n5qzZwGVS9g1ntm5elRA=; b=oRoLjUkhqBD4I7O17UaQEiwoku0KRuVy5/Ghjb
MIME-Version: 1.0

[1] http://kolabsys.com
[2] http://ext-mx-in002.kolabsys.com/
[3] http://pricom.com.au/
[4] http://ext-mx-in002.kolabsys.com
[5] http://int-mx001.kolabsys.com/
[6] http://lists02.kolabsys.com/
[7] http://mx.kolabsys.com/

Philip Rhoades

PO Box 896
Cowra  NSW  2794
E-mail:  phil at pricom.com.au

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