https://bz.apache.org/SpamAssassin/show_bug.cgi?id=8395
Bug ID: 8395
Summary: RDNS_NONE rule triggered on addresses that have RDNS
Product: Spamassassin
Version: 4.0.2
Hardware: All
OS: Linux
Status: NEW
Severity: normal
Priority: P2
Component: spamassassin
Assignee: [email protected]
Reporter: [email protected]
Target Milestone: Undefined
Hi.
Sometimes the "RDNS_NONE" rule is triggered on addresses that have RDNS.
Example:
---- email headers -----
Delivered-To: [email protected]
Return-Path: [email protected]
Received-SPF: pass (tpp.ru: 77.220.60.126 is authorized to use '[email protected]'
in 'mfrom' identity (mechanism 'a:mail2.tpp.ru' matched))
receiver=mail.masangroup.ru; identity=mailfrom; envelope-from="[email protected]";
helo=mail.tpp.ru; client-ip=77.220.60.126
Received: from mail.tpp.ru (unknown [77.220.60.126])
(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
(No client certificate requested)
by mail.masangroup.ru (Proxmox) with ESMTPS id 50DA3608FD
for <[email protected]>; Fri, 22 May 2026 06:25:15 +0300 (MSK)
Received: from SRV-MSC-MDB1.corp.tpp.ru (10.168.11.141) by
SRV-VDK-MDB1.corp.tpp.ru (10.120.1.141) with Microsoft SMTP Server
(version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id
15.2.1544.4; Fri, 22 May 2026 13:25:05 +1000
Received: from SRV-MSC-MDB1.corp.tpp.ru (10.168.11.141) by
SRV-MSC-MDB1.corp.tpp.ru (10.168.11.141) with Microsoft SMTP Server
(version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id
15.2.1544.4; Fri, 22 May 2026 06:25:06 +0300
Received: from SRV-MSC-MDB1.corp.tpp.ru ([::1]) by SRV-MSC-MDB1.corp.tpp.ru
([::1]) with mapi id 02.15.1544.004; Fri, 22 May 2026 06:25:06 +0300
From: =?utf-8?B?0JDQu9C10LrRgdCw0L3QtNGAINCQ0L3QtNGA0LXQtdCy?=
<[email protected]>
To: =?utf-8?B?0JDQu9C10LrRgdCw0L3QtNGAINCQ0L3QtNGA0LXQtdCy?= <[email protected]>
subject: SPAM:
=?UTF-8?Q?=D0=B8=D0=BC=D0=BF=D0=BE=D1=80=D1=82=D0=BD=D0=B0=D1=8F=20?=
=?UTF-8?Q?=D0=BB=D0=BE=D0=B3=D0=B8=D1=81=D1=82=D0=B8=D0=BA=D0=B0=20?=
=?UTF-8?Q?=D0=B8=20?=
=?UTF-8?Q?=D1=82=D0=B0=D0=BC=D0=BE=D0=B6=D0=B5=D0=BD=D0=BD=D0=BE=D0=B5=20?=
=?UTF-8?Q?=D0=BE=D1=84=D0=BE=D1=80=D0=BC=D0=BB=D0=B5=D0=BD=D0=B8=D0=B5?=
Thread-Topic:
=?utf-8?B?0LjQvNC/0L7RgNGC0L3QsNGPINC70L7Qs9C40YHRgtC40LrQsCDQuCDRgtCw?=
=?utf-8?B?0LzQvtC20LXQvdC90L7QtSDQvtGE0L7RgNC80LvQtdC90LjQtQ==?=
Thread-Index: AdzpmocWmR4Pv7yYTwWcxcK5YwhZ+Q==
Date: Fri, 22 May 2026 03:25:05 +0000
Message-ID: <[email protected]>
Accept-Language: ru-RU, en-US
Content-Language: ru-RU
X-MS-Has-Attach: yes
X-MS-TNEF-Correlator:
x-originating-ip: [10.120.1.82]
Content-Type: multipart/related;
boundary="_004_393082e0cca042a2946564da05141972tppru_";
type="multipart/alternative"
MIME-Version: 1.0
---- email headers -----
# dig +short -x 77.220.60.126
mail2.paruslog.cn.
mail2.tpp.ru.
mail.paruslog.cn.
mail.tpp.ru. <=== helo=mail.tpp.ru;
mail2.paruslog.kr.
mail.paruslog.kr.
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