Re: [Asrg] DMARC, was misconception in SPF

"John Levine" <johnl@taugh.com> Tue, 11 December 2012 19:35 UTC

Return-Path: <johnl@iecc.com>
X-Original-To: asrg@ietfa.amsl.com
Delivered-To: asrg@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id B79BF21F8530 for <asrg@ietfa.amsl.com>; Tue, 11 Dec 2012 11:35:32 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -106.497
X-Spam-Level:
X-Spam-Status: No, score=-106.497 tagged_above=-999 required=5 tests=[AWL=0.402, BAYES_00=-2.599, HABEAS_ACCREDITED_SOI=-4.3, USER_IN_WHITELIST=-100]
Received: from mail.ietf.org ([64.170.98.30]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id waf1S9KEs9mm for <asrg@ietfa.amsl.com>; Tue, 11 Dec 2012 11:35:32 -0800 (PST)
Received: from leila.iecc.com (leila6.iecc.com [IPv6:2001:470:1f07:1126:0:4c:6569:6c61]) by ietfa.amsl.com (Postfix) with ESMTP id ADAD821F852D for <asrg@irtf.org>; Tue, 11 Dec 2012 11:35:31 -0800 (PST)
Received: (qmail 59843 invoked from network); 11 Dec 2012 19:35:30 -0000
Received: from leila.iecc.com (64.57.183.34) by mail1.iecc.com with QMQP; 11 Dec 2012 19:35:30 -0000
DKIM-Signature: v=1; a=rsa-sha256; c=simple; d=iecc.com; h=date:message-id:from:to:subject:in-reply-to:mime-version:content-type:content-transfer-encoding:vbr-info; s=50c78b01.xn--hew.k1212; i=johnl@user.iecc.com; bh=8SpIPnLcMj+GKRqf6SvpkwM9zm2peQY1W1cKDKqMQcg=; b=Wt2W0QvJGyGR22hcFjPsKXE40cXB9fiackCB3z16usiJMfeMhGJ1ijDYWTOknfrReigH7my0RBUwMT1nhz3L9g6oxd5ZAUoKkQWhn3J3L74NVUJngC48B1r71sMht/rDHvI15RYTEB3+Ey1zn7EPoLBHVx+PHD5fdaKgZkuL0z0=
DKIM-Signature: v=1; a=rsa-sha256; c=simple; d=taugh.com; h=date:message-id:from:to:subject:in-reply-to:mime-version:content-type:content-transfer-encoding:vbr-info; s=50c78b01.xn--hew.k1212; olt=johnl@user.iecc.com; bh=8SpIPnLcMj+GKRqf6SvpkwM9zm2peQY1W1cKDKqMQcg=; b=F1h3ERghxOcIhMYzjUqw10Pe90n76y309FvlD77711elGrUt+DaHDoN4Gp7wTMmJ0jo3u26luUGr13IgkrN/vtEf68tpD8+BJHNMM/IEH14JinDbqajZ5gEHwnZTYZGXB/aXjTPWSVp67h0nGIitWldn/zN/2TBst9XZyeRiQ0M=
VBR-Info: md=iecc.com; mc=all; mv=dwl.spamhaus.org
Date: 11 Dec 2012 19:35:07 -0000
Message-ID: <20121211193507.29759.qmail@joyce.lan>
From: "John Levine" <johnl@taugh.com>
To: asrg@irtf.org
In-Reply-To: <E0E42DC6-9DC3-4E35-A600-2CC90B85EE32@carrotcafe.com>
Organization:
X-Headerized: yes
Mime-Version: 1.0
Content-type: text/plain; charset=utf-8
Content-transfer-encoding: 7bit
Subject: Re: [Asrg] DMARC, was misconception in SPF
X-BeenThere: asrg@irtf.org
X-Mailman-Version: 2.1.12
Precedence: list
Reply-To: Anti-Spam Research Group - IRTF <asrg@irtf.org>
List-Id: Anti-Spam Research Group - IRTF <asrg.irtf.org>
List-Unsubscribe: <http://www.irtf.org/mailman/options/asrg>, <mailto:asrg-request@irtf.org?subject=unsubscribe>
List-Archive: <http://www.irtf.org/mail-archive/web/asrg>
List-Post: <mailto:asrg@irtf.org>
List-Help: <mailto:asrg-request@irtf.org?subject=help>
List-Subscribe: <http://www.irtf.org/mailman/listinfo/asrg>, <mailto:asrg-request@irtf.org?subject=subscribe>
X-List-Received-Date: Tue, 11 Dec 2012 19:35:32 -0000

>In fact, I'm getting multiple reports from clients and random senders this week that Hotmail
>is now sending out SPF failure emails to domains publishing DMARC records.

Yes, I'm getting them, too.

Unlike a lot of other DMARC reports, these all seem to include the
full unredacted message.  So far, all the ones they've sent have been
unsurprising, e.g., list mail, but I can't wait for some typo stuff to
arrive.