[Rspamd-Users] DMARC Status in the absence of DKIM

Webmaster webmaster at mindbuild.com
Fri Apr 16 03:01:50 UTC 2021


Hi all,

Today I received a spam message and I cannot decipher why Rspamd didn't 
fail DMARC in the absence of DKIM? As per my understanding to pass DMARC:

1. SPF must pass.
2. DKIM must pass.
and at least one of:
3. SPF should be aligned.
4. DKIM should be aligned.

Here are the spam message headers:
#############################
Return-Path: <05e24451ebffbadf839e65320658da9a at kontaktybiznesowe.pl>
Delivered-To: support at mindbuild.com
Received: from mail.mindbuilt.com
     by mail.mindbuilt.com with LMTP
     id uIC6KU0feGB2PgAAlukYaw
     (envelope-from <05e24451ebffbadf839e65320658da9a at kontaktybiznesowe.pl>)
     for <support at mindbuild.com>; Thu, 15 Apr 2021 16:11:09 +0500
Received: from srv103.kontaktybiznesowe.pl (srv103.kontaktybiznesowe.pl 
[192.236.162.103])
     (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits)
      key-exchange X25519 server-signature RSA-PSS (2048 bits) 
server-digest SHA256)
     (No client certificate requested)
     by mail.mindbuilt.com (Postfix) with ESMTPS id 4D60C4012D
     for <support at mindbuild.com>; Thu, 15 Apr 2021 16:11:08 +0500 (PKT)
Subject: =?utf-8?q?tylko_48.88_EUR_za_Polsk=C4=85_Baz=C4=99_Danych?=
Precedence: bulk
X-Original-To: support at mindbuild.com
From: "=?utf-8?q?Polska_baza_danych_kontakt=C3=B3w?=" 
<sales at kontaktybiznesowe.pl>
To: support at mindbuild.com
Content-Type: multipart/alternative; 
boundary="895fb80ae1edc1403c69aafe4ce0816fd405987af1a8f52c308f7cb50a95"
User-Agent: YPC
Message-Id: <f56bc2-607707eb-082262-05e2-8da9a at ys>
Date: Thu, 15 Apr 2021 11:11:04 +0000
Mime-Version: 1.0
X-Spamd-Result: default: False [-0.75 / 150.00];
      MID_RHS_NOT_FQDN(0.50)[];
      ARC_NA(0.00)[];
      XM_UA_NO_VERSION(0.01)[];
      FROM_HAS_DN(0.00)[];
      MV_CASE(0.50)[];
      TO_MATCH_ENVRCPT_ALL(0.00)[];
      MIME_GOOD(-0.10)[multipart/alternative,text/plain];
      HTML_SHORT_LINK_IMG_2(1.00)[];
      TO_DN_NONE(0.00)[];
      RCPT_COUNT_ONE(0.00)[1];
      PRECEDENCE_BULK(0.00)[];
      MANY_INVISIBLE_PARTS(0.05)[1];
      R_SPF_ALLOW(-1.00)[+ip4:192.236.162.103];
      MX_GOOD(-0.01)[];
      DMARC_POLICY_ALLOW(-2.00)[kontaktybiznesowe.pl,none];
  FORGED_SENDER(0.30)[sales at kontaktybiznesowe.pl,05e24451ebffbadf839e65320658da9a at kontaktybiznesowe.pl];
      RCVD_COUNT_ZERO(0.00)[0];
      RWL_MAILSPIKE_POSSIBLE(0.00)[192.236.162.103:from];
      R_DKIM_NA(0.00)[];
      MIME_TRACE(0.00)[0:+,1:+,2:~];
  FROM_NEQ_ENVFROM(0.00)[sales at kontaktybiznesowe.pl,05e24451ebffbadf839e65320658da9a at kontaktybiznesowe.pl]
X-Spamd-Bar: /
X-Rspamd-Server: mail.mindbuilt.com
X-Rspamd-Queue-Id: 4D60C4012D
Authentication-Results: mail.mindbuilt.com;
     dkim=none;
     dmarc=pass (policy=none) header.from=kontaktybiznesowe.pl;
     spf=pass (mail.mindbuilt.com: domain of 
05e24451ebffbadf839e65320658da9a at kontaktybiznesowe.pl designates 
192.236.162.103 as permitted sender) 
smtp.mailfrom=05e24451ebffbadf839e65320658da9a at kontaktybiznesowe.pl
#############################

My question is why DMARC status is pass instead of being failed? Am I 
missing some setting?

Regards,

M F Faruqi


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