From nobody Mon May 15 00:43:39 2017 Return-Path: X-Original-To: ietf-message-headers@ietfa.amsl.com Delivered-To: ietf-message-headers@ietfa.amsl.com Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 2846E12E04A for ; Mon, 15 May 2017 00:43:38 -0700 (PDT) X-Virus-Scanned: amavisd-new at amsl.com X-Spam-Flag: NO X-Spam-Score: 1.181 X-Spam-Level: * X-Spam-Status: No, score=1.181 tagged_above=-999 required=5 tests=[BAYES_50=0.8, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, RCVD_IN_SORBS_SPAM=0.5, TVD_SPACE_RATIO=0.001] autolearn=no autolearn_force=no Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (1024-bit key) header.d=annevk.nl Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id ln-SyvD-POoO for ; Mon, 15 May 2017 00:43:37 -0700 (PDT) Received: from homiemail-a37.g.dreamhost.com (homie.mail.dreamhost.com [208.97.132.208]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id E99FC1267BB for ; Mon, 15 May 2017 00:40:02 -0700 (PDT) Received: from homiemail-a37.g.dreamhost.com (localhost [127.0.0.1]) by homiemail-a37.g.dreamhost.com (Postfix) with ESMTP id 4EE7520806B for ; Mon, 15 May 2017 00:40:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=annevk.nl; h=mime-version :from:date:message-id:subject:to:content-type; s=annevk.nl; bh=j 4Qx1UlAT+tJhwyAc7hvqeNiGZ4=; b=QMUZFK17RUTxYmZTCsAbrvi3fr0yB34sJ POGvA3l30XzLXIkWoaoVITWHS8MOtxBlnewIJvGLs7Mqm7+7NN63CCR+Mvz9Q2dp AR1g9dFl7GxYtPlFzeQ5WVlg2tBHlkOVoLHt6T4GCC443hXkb+tqGsd7KqUM/OFf +jI98eVr64= Received: from mail-yw0-f182.google.com (mail-yw0-f182.google.com [209.85.161.182]) (using TLSv1 with cipher AES128-SHA (128/128 bits)) (No client certificate requested) (Authenticated sender: annevk@annevk.nl) by homiemail-a37.g.dreamhost.com (Postfix) with ESMTPSA id 38375208063 for ; Mon, 15 May 2017 00:40:02 -0700 (PDT) Received: by mail-yw0-f182.google.com with SMTP id l74so19025152ywe.2 for ; Mon, 15 May 2017 00:40:02 -0700 (PDT) X-Gm-Message-State: AODbwcAVu0TLeExSyEWQqP3zZyuHgT8zY7zK2TFEH6hxHGzHvXLnwlim MiJV8lCHAThyPOiqU5vt1KRzmywWIQ== X-Received: by 10.129.68.9 with SMTP id r9mr4206849ywa.307.1494834001589; Mon, 15 May 2017 00:40:01 -0700 (PDT) MIME-Version: 1.0 Received: by 10.37.173.159 with HTTP; Mon, 15 May 2017 00:40:01 -0700 (PDT) From: Anne van Kesteren Date: Mon, 15 May 2017 09:40:01 +0200 X-Gmail-Original-Message-ID: Message-ID: To: ietf-message-headers@lists.ietf.org Content-Type: text/plain; charset="UTF-8" Archived-At: Subject: [Ietf-message-headers] X-Content-Type-Options X-BeenThere: ietf-message-headers@ietf.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: "Discussion list for header fields used in Internet messaging applications." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 15 May 2017 07:43:38 -0000 Header field name: X-Content-Type-Options Applicable protocol: http Status: standard Author/Change controller: WHATWG Specification document(s): https://fetch.spec.whatwg.org/#x-content-type-options-header Related information: N/A -- https://annevankesteren.nl/ From nobody Mon May 15 02:38:26 2017 Return-Path: X-Original-To: ietf-message-headers@ietfa.amsl.com Delivered-To: ietf-message-headers@ietfa.amsl.com Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id D83861294FD for ; Mon, 15 May 2017 02:38:24 -0700 (PDT) X-Virus-Scanned: amavisd-new at amsl.com X-Spam-Flag: NO X-Spam-Score: 1.18 X-Spam-Level: * X-Spam-Status: No, score=1.18 tagged_above=-999 required=5 tests=[BAYES_50=0.8, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, RCVD_IN_SORBS_SPAM=0.5] autolearn=no autolearn_force=no Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (1024-bit key) header.d=annevk.nl Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id U6uAUsEfoXXT for ; Mon, 15 May 2017 02:38:23 -0700 (PDT) Received: from homiemail-a38.g.dreamhost.com (homie.mail.dreamhost.com [208.97.132.208]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 2DA3C127873 for ; Mon, 15 May 2017 02:34:29 -0700 (PDT) Received: from homiemail-a38.g.dreamhost.com (localhost [127.0.0.1]) by homiemail-a38.g.dreamhost.com (Postfix) with ESMTP id C71A110AFB5 for ; Mon, 15 May 2017 02:34:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=annevk.nl; h=mime-version :from:date:message-id:subject:to:content-type; s=annevk.nl; bh=i noDMIyW//kvSWxb1V90sKQsZTQ=; b=lkfLgt1NXvIQ94A4IDoYjuX0/VBURcLPa 8asCmD2ZTg0NzvjMuWvfbnvmboBNTaDEPTUt327xu1d3aE3iBH3GEZo5y8nRHUGk fIE7KvUxKRtsEknV1JuBxl+0/OrmeCnWDYGDs2lDd18zK/knPQ0vbtR/kM1ulSbj k1SK1Q5emk= Received: from mail-yb0-f180.google.com (mail-yb0-f180.google.com [209.85.213.180]) (using TLSv1 with cipher AES128-SHA (128/128 bits)) (No client certificate requested) (Authenticated sender: annevk@annevk.nl) by homiemail-a38.g.dreamhost.com (Postfix) with ESMTPSA id ABAF010AFB0 for ; Mon, 15 May 2017 02:34:28 -0700 (PDT) Received: by mail-yb0-f180.google.com with SMTP id s22so25961232ybe.3 for ; Mon, 15 May 2017 02:34:28 -0700 (PDT) X-Gm-Message-State: AODbwcCT2KQl3TRfWyJoRGMltoElr9Sn4SjaK0jw5hepzQWQE4eOsYji sRfj6sCBPU3UYkHlcAkgqjRdGwacwg== X-Received: by 10.37.180.18 with SMTP id n18mr3906710ybj.116.1494840867768; Mon, 15 May 2017 02:34:27 -0700 (PDT) MIME-Version: 1.0 Received: by 10.37.173.159 with HTTP; Mon, 15 May 2017 02:34:27 -0700 (PDT) From: Anne van Kesteren Date: Mon, 15 May 2017 11:34:27 +0200 X-Gmail-Original-Message-ID: Message-ID: To: ietf-message-headers@ietf.org Content-Type: text/plain; charset="UTF-8" Archived-At: Subject: [Ietf-message-headers] Broken Archives URL X-BeenThere: ietf-message-headers@ietf.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: "Discussion list for header fields used in Internet messaging applications." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 15 May 2017 09:38:25 -0000 The link "Ietf-message-headers Archives" at https://www.ietf.org/mailman/listinfo/ietf-message-headers points to a broken URL. Removing "www1" or replacing it with "www" fixes the issue. (It seems a little strange that both "www.ietf.org" and "ietf.org" return the same content and not redirect to one or the other, but that's a different issue.) -- https://annevankesteren.nl/ From nobody Wed May 17 12:02:33 2017 Return-Path: X-Original-To: ietf-message-headers@ietfa.amsl.com Delivered-To: ietf-message-headers@ietfa.amsl.com Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 0CF27129562 for ; Wed, 17 May 2017 12:02:32 -0700 (PDT) X-Virus-Scanned: amavisd-new at amsl.com X-Spam-Flag: NO X-Spam-Score: -2.699 X-Spam-Level: X-Spam-Status: No, score=-2.699 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, FREEMAIL_FROM=0.001, HTML_MESSAGE=0.001, RCVD_IN_DNSWL_LOW=-0.7, SPF_PASS=-0.001] autolearn=ham autolearn_force=no Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-bit key) header.d=gmail.com Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id Ax-ySctK1a6o for ; Wed, 17 May 2017 12:02:30 -0700 (PDT) Received: from mail-qk0-x236.google.com (mail-qk0-x236.google.com [IPv6:2607:f8b0:400d:c09::236]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id CC48712EBDE for ; Wed, 17 May 2017 11:56:31 -0700 (PDT) Received: by mail-qk0-x236.google.com with SMTP id k74so18179799qke.1 for ; Wed, 17 May 2017 11:56:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=vzdU/a1EbrtJNzCLS+enhkWkTkTD3OsSGbtpPdwUBC4=; b=WpSckJIoAC3rjCzGuvIkSFGiNk9TnLDihogtHDh3ZS+WnpPr5mIgih5EWX7lHdFRRp qcEqWRJ1oQCGznYyCuS18DXrAiHFfw23ZT5t1+uBNZzYwB33aMdoDfEGkgpOEE+g3i7k vdUISF2OU3Y+tnZ0fRfQRozrwFrD6J64awETrxQGdKu8R2PmsGv72F5f9OWB8BWvI6UB idVVlAiMfn9NWTSWXWBqMKl/p195vkn1jjOKlIUkf3XzlcVqZbfspLKBARz9NG5JNBh2 LqjnyCY6RBhkBNfRnKCLREnwsFFqcRhwiCRD8cyqiCeO9qTgQR8r/sS/Mk0dW8DI8x36 DHyg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=vzdU/a1EbrtJNzCLS+enhkWkTkTD3OsSGbtpPdwUBC4=; b=Z25VtKFc0e3kmiATCpJzm2BT2VYpaY1oQQ603ojeWA+PgkZWM3kHxscSsQBnUpw4UL 1COZ6BUzKhRN8Ajq+0Ez0PGmvIZUe9Q9mPGLUw8xUKHtnyoPzh3ngP398bDWXLMCsc6U oVnpPO1d0EDfY8SdKVJ98Yi1u0i+sDSd10xytOv04J0t8Ou1MZ52aNBbcnaiT7tZzOzK L6ZctNCo5WwrOvDlrMUJn4iFs5KbujnRi3gROpGc1vSraGwKiBAP2yqUTcmiyI34fmbr oR3yBk/2Mh2vs5oAWqn81zfEC4V6BHTNbEA5pMQpYHnpWOKIGJWa88iD8xStCAB0tM/n o/EA== X-Gm-Message-State: AODbwcDN2YUREeBbXiOVCsqnzkJP1GXuLn448u2Mdu5L7FX/xCITD+9C Uyj+YoqMZ6XyJwDVUkBR//bv4r6b2g== X-Received: by 10.55.110.132 with SMTP id j126mr248927qkc.227.1495047390940; Wed, 17 May 2017 11:56:30 -0700 (PDT) MIME-Version: 1.0 Received: by 10.237.63.45 with HTTP; Wed, 17 May 2017 11:56:00 -0700 (PDT) In-Reply-To: References: From: Ted Hardie Date: Wed, 17 May 2017 14:56:00 -0400 Message-ID: To: Anne van Kesteren Cc: ietf-message-headers@lists.ietf.org Content-Type: multipart/alternative; boundary="94eb2c05c09ca8dcbc054fbcd8e9" Archived-At: Subject: Re: [Ietf-message-headers] X-Content-Type-Options X-BeenThere: ietf-message-headers@ietf.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: "Discussion list for header fields used in Internet messaging applications." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 17 May 2017 19:02:32 -0000 --94eb2c05c09ca8dcbc054fbcd8e9 Content-Type: text/plain; charset="UTF-8" Hi Anne, https://tools.ietf.org/html/rfc6648 suggests avoiding the x- construct wherever possible. Is it possible to go to Content-Type-Options, without the X-? regards, Ted Hardie On Mon, May 15, 2017 at 3:40 AM, Anne van Kesteren wrote: > Header field name: X-Content-Type-Options > > Applicable protocol: http > > Status: standard > > Author/Change controller: WHATWG > > Specification document(s): > https://fetch.spec.whatwg.org/#x-content-type-options-header > > Related information: N/A > > > -- > https://annevankesteren.nl/ > > _______________________________________________ > Ietf-message-headers mailing list > Ietf-message-headers@ietf.org > https://www.ietf.org/mailman/listinfo/ietf-message-headers > --94eb2c05c09ca8dcbc054fbcd8e9 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Hi Anne,

https://tools.ietf.org/html/rfc6648 suggests avoiding t= he x- construct wherever possible.=C2=A0 Is it possible to go to Content-Ty= pe-Options, without the X-?

regards,

Ted Hardie

On Mon, M= ay 15, 2017 at 3:40 AM, Anne van Kesteren <annevk@annevk.nl> = wrote:
Header field name: X-Content-Type-= Options

Applicable protocol: http

Status: standard

Author/Change controller: WHATWG

Specification document(s):
https://fetch.spec.whatwg.org/#x-co= ntent-type-options-header

Related information: N/A


--
https://annevankesteren.nl/

_______________________________________________
Ietf-message-headers mailing list
Ietf-message-headers@ietf.= org
https://www.ietf.org/mailman/listinf= o/ietf-message-headers

--94eb2c05c09ca8dcbc054fbcd8e9-- From nobody Wed May 17 18:55:29 2017 Return-Path: X-Original-To: ietf-message-headers@ietfa.amsl.com Delivered-To: ietf-message-headers@ietfa.amsl.com Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 94333128AB0 for ; Wed, 17 May 2017 18:55:28 -0700 (PDT) X-Virus-Scanned: amavisd-new at amsl.com X-Spam-Flag: NO X-Spam-Score: -2.72 X-Spam-Level: X-Spam-Status: No, score=-2.72 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_PASS=-0.001, URIBL_BLOCKED=0.001] autolearn=ham autolearn_force=no Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-bit key) header.d=mnot.net header.b=O8Oyds92; dkim=pass (2048-bit key) header.d=messagingengine.com header.b=IYz0CHvk Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id CxE0X21EtrQn for ; Wed, 17 May 2017 18:55:26 -0700 (PDT) Received: from new1-smtp.messagingengine.com (new1-smtp.messagingengine.com [66.111.4.221]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 0AB76128B51 for ; Wed, 17 May 2017 18:55:25 -0700 (PDT) Received: from compute3.internal (compute3.nyi.internal [10.202.2.43]) by mailnew.nyi.internal (Postfix) with ESMTP id 575981204; Wed, 17 May 2017 21:55:25 -0400 (EDT) Received: from frontend1 ([10.202.2.160]) by compute3.internal (MEProxy); Wed, 17 May 2017 21:55:25 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mnot.net; h=cc :content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to:x-me-sender :x-me-sender:x-sasl-enc:x-sasl-enc; s=fm1; bh=2IoV7PFmkxlyltZxck TIIVDmcOeUmObKb8b73J8bw7M=; b=O8Oyds92JEqpSMHi8n3Q6373QtfxycF7VE owQR4Qe6Mk464F7plAURn+cXDYeokXv1qzWsh8eg1iZOjkC4Vu2R3RwaWWfNLSy7 00mrxOYx2l/InmGNl8AvI4PejWjPytkQkLSdameyR4pLfquUzGgRSZuR2kZUyUNW pvODmuCSbeN8iwetgkUTXPE7D+KwzJc8KDlFKHHqka5FkgzsPiWUwoW7NvX5SBpc hbXs6G4pFGm7vAT7oYswX2Fe+xGktu+Sze01I/fOD6BA6gIQISc5XTN/hhqNsnJV vwIixN1q6STpY3P+2o7+GU9K87ViEpoi6j/ZoHhb8buWbmSyqu+w== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-me-sender:x-me-sender:x-sasl-enc:x-sasl-enc; s= fm1; bh=2IoV7PFmkxlyltZxckTIIVDmcOeUmObKb8b73J8bw7M=; b=IYz0CHvk T+qERSZ0Euo5m2fnWH4R3aR6wNOXUBrojKWlSNL3XeK5K9VST2SkUtnEMqNoEc0o xYhnow1VkJRMFgih100F2qlbCHaJct4VwCuwIBOiHnMXoBR51bvoQFtkEC9pjHH8 Dj9pDqjrUCpGTobqlt/kBqGvo23z1We5ysXXkbwWkUwZaScid0hXxx0awDvojGrD MW1IhdW4LvlHpBKQ7+PV6ulexFc6v67ajYs05KIHUlEmtoeNaGiiiT1uG8mJDm6w ffnVfU6RtE1yvueBnaFd7grbz27vAA3wV+dDc/ioH59RuCJblkjpcTqv8vEseqXU xMcv82+eyNCCgg== X-ME-Sender: X-Sasl-enc: IoxP+CY33t4RZo3sveatui1k0zSw6VGeoh3Bn7S4sPmK 1495072524 Received: from [192.168.1.18] (cpe-124-188-19-231.hdbq1.win.bigpond.net.au [124.188.19.231]) by mail.messagingengine.com (Postfix) with ESMTPA id AAB097E71B; Wed, 17 May 2017 21:55:23 -0400 (EDT) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 10.3 \(3273\)) From: Mark Nottingham In-Reply-To: Date: Thu, 18 May 2017 11:55:20 +1000 Cc: Anne van Kesteren , ietf-message-headers@lists.ietf.org Content-Transfer-Encoding: quoted-printable Message-Id: References: To: Ted Hardie X-Mailer: Apple Mail (2.3273) Archived-At: Subject: Re: [Ietf-message-headers] X-Content-Type-Options X-BeenThere: ietf-message-headers@ietf.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: "Discussion list for header fields used in Internet messaging applications." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 18 May 2017 01:55:28 -0000 It's already widely-deployed, so it's grandfathered in, I think. https://msdn.microsoft.com/library/gg622941(v=3Dvs.85).aspx > On 18 May 2017, at 4:56 am, Ted Hardie wrote: >=20 > Hi Anne, >=20 > https://tools.ietf.org/html/rfc6648 suggests avoiding the x- construct = wherever possible. Is it possible to go to Content-Type-Options, = without the X-? >=20 > regards, >=20 > Ted Hardie >=20 > On Mon, May 15, 2017 at 3:40 AM, Anne van Kesteren = wrote: > Header field name: X-Content-Type-Options >=20 > Applicable protocol: http >=20 > Status: standard >=20 > Author/Change controller: WHATWG >=20 > Specification document(s): > https://fetch.spec.whatwg.org/#x-content-type-options-header >=20 > Related information: N/A >=20 >=20 > -- > https://annevankesteren.nl/ >=20 > _______________________________________________ > Ietf-message-headers mailing list > Ietf-message-headers@ietf.org > https://www.ietf.org/mailman/listinfo/ietf-message-headers >=20 > _______________________________________________ > Ietf-message-headers mailing list > Ietf-message-headers@ietf.org > https://www.ietf.org/mailman/listinfo/ietf-message-headers -- Mark Nottingham https://www.mnot.net/ From nobody Wed May 17 21:05:32 2017 Return-Path: X-Original-To: ietf-message-headers@ietfa.amsl.com Delivered-To: ietf-message-headers@ietfa.amsl.com Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 5FE76129438 for ; Wed, 17 May 2017 21:05:29 -0700 (PDT) X-Virus-Scanned: amavisd-new at amsl.com X-Spam-Flag: NO X-Spam-Score: 0.38 X-Spam-Level: X-Spam-Status: No, score=0.38 tagged_above=-999 required=5 tests=[BAYES_20=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, RCVD_IN_SORBS_SPAM=0.5, URIBL_BLOCKED=0.001] autolearn=no autolearn_force=no Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (1024-bit key) header.d=annevk.nl Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id OW__TT9-aMju for ; Wed, 17 May 2017 21:05:28 -0700 (PDT) Received: from homiemail-a3.g.dreamhost.com (homie.mail.dreamhost.com [208.97.132.208]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id C694012EB0D for ; Wed, 17 May 2017 21:00:55 -0700 (PDT) Received: from homiemail-a3.g.dreamhost.com (localhost [127.0.0.1]) by homiemail-a3.g.dreamhost.com (Postfix) with ESMTP id 1903F284087 for ; Wed, 17 May 2017 21:00:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=annevk.nl; h=mime-version :in-reply-to:references:from:date:message-id:subject:to:cc: content-type; s=annevk.nl; bh=bogFKra8BuzDRH49tC6JOeTBei4=; b=dq nNIKuF2WqSUpjAbm34ASwj2cXCLXmBn7uydMrQ4iHvpUpxUTf3//kiSw3GynjxIY CPucwq5Rg3gfSdLi/ASI/BjE0P7sK/9PszTDGRP71V/2sshu9mY4hvi/kbzfKhIO vv5XWM2qeK15TecSN05NwqwRrWpf470Dmex2ut81Y= Received: from mail-yw0-f179.google.com (mail-yw0-f179.google.com [209.85.161.179]) (using TLSv1 with cipher AES128-SHA (128/128 bits)) (No client certificate requested) (Authenticated sender: annevk@annevk.nl) by homiemail-a3.g.dreamhost.com (Postfix) with ESMTPSA id 0A44E284081 for ; Wed, 17 May 2017 21:00:54 -0700 (PDT) Received: by mail-yw0-f179.google.com with SMTP id l74so15367901ywe.2 for ; Wed, 17 May 2017 21:00:54 -0700 (PDT) X-Gm-Message-State: AODbwcBzjtvOJk3c8rFhdP+fBLF4sgsCCuUwzEudliK5MqBjUzxjnOOl vOvb/WbphOkuUxiL1p4fAMGokksFlA== X-Received: by 10.129.112.148 with SMTP id l142mr1833196ywc.147.1495080054240; Wed, 17 May 2017 21:00:54 -0700 (PDT) MIME-Version: 1.0 Received: by 10.37.173.159 with HTTP; Wed, 17 May 2017 21:00:53 -0700 (PDT) In-Reply-To: References: From: Anne van Kesteren Date: Thu, 18 May 2017 06:00:53 +0200 X-Gmail-Original-Message-ID: Message-ID: To: Mark Nottingham Cc: Ted Hardie , ietf-message-headers@lists.ietf.org Content-Type: text/plain; charset="UTF-8" Archived-At: Subject: Re: [Ietf-message-headers] X-Content-Type-Options X-BeenThere: ietf-message-headers@ietf.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: "Discussion list for header fields used in Internet messaging applications." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 18 May 2017 04:05:29 -0000 On Thu, May 18, 2017 at 3:55 AM, Mark Nottingham wrote: > It's already widely-deployed, so it's grandfathered in, I think. > > https://msdn.microsoft.com/library/gg622941(v=vs.85).aspx That is exactly it. I think everyone knows better now, so I wouldn't expect much more of these, but it's also not worth the effort of trying to get rid of the prefix and adding all the complexity of supporting two headers meanwhile. -- https://annevankesteren.nl/