Na verdade, este parece estar faltando ao contrário.
Received: from my.webhosting-server.com (unknown [2.2.2.2])
entre. o IP deve ter um registro A correspondente (o registro A ausente pode levar o registro PTR a ser ignorado)
Eu tenho um pequeno problema - as correspondências de regras RDNS_NONE do spam kill em meus e-mails de saída, mas há um conjunto de RDNS para todos os hosts, que estão na cadeia de entrega.
Se eu enviar um e-mail para "[email protected]", que é redirecionado para outra conta, recebo o seguinte cabeçalho:
Return-Path: <[email protected]>
Delivered-To: [email protected]
Received: from localhost (localhost [127.0.0.1])
by mailserver.example.com (Postfix) with ESMTP id 3CD4D1D237A1
for <[email protected]>; Fri, 17 Apr 2015 14:53:03 +0200 (CEST)
X-Virus-Scanned: amavisd-new at example.com
Received: from mailserver.example.com ([127.0.0.1])
by localhost (mailserver.example.com [127.0.0.1]) (amavisd-new, port 10024)
with ESMTP id oUIr35qsq6dA for <[email protected]>;
Fri, 17 Apr 2015 14:53:03 +0200 (CEST)
Received: from closed-relay.outgoing-mailserver.com (closed-relay.outgoing-mailserver.com [123.123.123.123])
by mailserver.example.com (Postfix) with ESMTP id DEC0B1D23794
for <[email protected]>; Fri, 17 Apr 2015 14:53:02 +0200 (CEST)
Received: from localhost (localhost [127.0.0.1])
by closed-relay.outgoing-mailserver.com (Postfix) with ESMTP id 52E3844379B
for <[email protected]>; Fri, 17 Apr 2015 14:52:53 +0200 (CEST)
X-Virus-Scanned: Debian amavisd-new at closed-relay.outgoing-mailserver.com
Received: from closed-relay.outgoing-mailserver.com ([127.0.0.1])
by localhost (closed-relay.outgoing-mailserver.com [127.0.0.1]) (amavisd-new, port 10024)
with ESMTP id MFFwpRFp8aZy for <[email protected]>;
Fri, 17 Apr 2015 14:52:51 +0200 (CEST)
Received: from outgoingantispam.outgoing-mailserver.com (outgoingantispam.outgoing-mailserver.com [1.1.1.1])
by closed-relay.outgoing-mailserver.com (Postfix) with ESMTPSA id 3DB4E443794
for <[email protected]>; Fri, 17 Apr 2015 14:52:51 +0200 (CEST)
Received: from my.webhosting-server.com (unknown [2.2.2.2])
(using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits))
(No client certificate requested)
by outgoingantispam.outgoing-mailserver.com (Postfix) with ESMTPS id A7DB3182E6E
for <[email protected]>; Fri, 17 Apr 2015 14:52:48 +0200 (CEST)
Received: by my.webhosting-server.com (Postfix, from userid 30)
id 6D9E128223E; Fri, 17 Apr 2015 14:52:48 +0200 (CEST)
X-Original-To: [email protected]
Delivered-To: [email protected]
Received: from mailserver.example.com (mailserver.example.com [80.147.42.111])
by my.webhosting-server.com (Postfix) with ESMTPS id 355FE281888
for <[email protected]>; Fri, 17 Apr 2015 14:52:48 +0200 (CEST)
Received: from localhost (localhost [127.0.0.1])
by mailserver.example.com (Postfix) with ESMTP id A2E7E1D23786
for <[email protected]>; Fri, 17 Apr 2015 14:52:47 +0200 (CEST)
X-Virus-Scanned: amavisd-new at example.com
Received: from mailserver.example.com ([127.0.0.1])
by localhost (mailserver.example.com [127.0.0.1]) (amavisd-new, port 10024)
with ESMTP id xwhW2ZM2tq8D for <[email protected]>;
Fri, 17 Apr 2015 14:52:47 +0200 (CEST)
Received: from [10.18.163.218] (ersc145.goemobile.de [134.76.38.145])
by mailserver.example.com (Postfix) with ESMTPSA id DF8D01D23770
for <[email protected]>; Fri, 17 Apr 2015 14:52:46 +0200 (CEST)
From: Test <[email protected]>
Content-Type: multipart/alternative;
boundary="Apple-Mail=_4A11EFC1-C1A0-443C-A838-95B3BBBD3921"
Subject: Test
Message-Id: <[email protected]>
Date: Fri, 17 Apr 2015 14:52:53 +0200
To: Test <[email protected]>
Mime-Version: 1.0 (Mac OS X Mail 8.2 \(2098\))
X-Mailer: Apple Mail (2.2098)
X-PPP-Message-ID: <[email protected]>
X-PPP-Vhost: provider.com
X-Provider-MailScanner-EFA-Information: Please contact [email protected] for more information
X-Provider-MailScanner-EFA-ID: A7DB3182E6E.ABCF8
X-Provider-MailScanner-EFA: Found to be clean
X-Provider-MailScanner-EFA-From: [email protected]
X-Provider-MailScanner-EFA-Watermark: 1429879971.81756@AJtdCMx5yR0wKblR1j2VGA