Re: [Add] some background on split DNS with DNSSEC

"Deen, Glenn" <Glenn_Deen@comcast.com> Tue, 09 November 2021 21:08 UTC

Return-Path: <Glenn_Deen@comcast.com>
X-Original-To: add@ietfa.amsl.com
Delivered-To: add@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id A2F253A1085 for <add@ietfa.amsl.com>; Tue, 9 Nov 2021 13:08:08 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.1
X-Spam-Level:
X-Spam-Status: No, score=-2.1 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, 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=comcast.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 FBhESkC80QGK for <add@ietfa.amsl.com>; Tue, 9 Nov 2021 13:08:01 -0800 (PST)
Received: from mx0b-00143702.pphosted.com (mx0b-00143702.pphosted.com [148.163.141.77]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 5F5CB3A1126 for <add@ietf.org>; Tue, 9 Nov 2021 13:08:01 -0800 (PST)
Received: from pps.filterd (m0184889.ppops.net [127.0.0.1]) by mx0b-00143702.pphosted.com (8.16.1.2/8.16.1.2) with SMTP id 1A9Ki7q9003098 for <add@ietf.org>; Tue, 9 Nov 2021 16:07:59 -0500
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=comcast.com; h=from : to : subject : date : message-id : content-type : content-id : content-transfer-encoding : mime-version; s=20190412; bh=aWx339PWIWi9m8bj9FwQALV0kxHzgKv7PWecCcgIFrE=; b=Be6/U5r1HSbG38UM5XV+k6PJYYAuHfifrD1HBYECmwH0+Q3FyUQVlOn1a5YSjDI6aWHZ ON6REFiELbBVTxODF1b5GDPVDkPpjXRY8fc7Ons8zV0FWQuQvW4CeEgYA24438K3hg24 y6QNMyUwO8C2VeHGPZyYsgrrgKA8+APgtEpLR6GyeufqDOCuQxuYfvkRQEafJtuRr9j5 Ym47jJO0GP3E/yFFRBQjM0y20rQY00b1v50ULxcSJZ4KtwHTl3Skma2ezzdUUkZepiko KCo4HnoSqfXHYoRRZe2R/O+o870SHLkQt/G645hQ0Qjl825CszBoLrpDnhA9P5vKPpG1 4g==
Received: from copdcexc38.cable.comcast.com (dlppfpt-po-1p.slb.comcast.com [96.99.226.137]) by mx0b-00143702.pphosted.com with ESMTP id 3c7ucdbe4p-5 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT) for <add@ietf.org>; Tue, 09 Nov 2021 16:07:58 -0500
Received: from copdcexc33.cable.comcast.com (147.191.125.132) by COPDCEXC38.cable.comcast.com (147.191.125.137) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2308.15; Tue, 9 Nov 2021 14:07:54 -0700
Received: from COPDCEXEDGE01.cable.comcast.com (96.114.158.213) by copdcexc33.cable.comcast.com (147.191.125.132) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2308.15 via Frontend Transport; Tue, 9 Nov 2021 14:07:54 -0700
Received: from NAM11-BN8-obe.outbound.protection.outlook.com (104.47.58.170) by webmail.comcast.com (96.114.158.213) with Microsoft SMTP Server (TLS) id 15.0.1497.24; Tue, 9 Nov 2021 14:07:54 -0700
Received: from BYAPR11MB3111.namprd11.prod.outlook.com (2603:10b6:a03:90::25) by SJ0PR11MB5867.namprd11.prod.outlook.com (2603:10b6:a03:42a::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4669.16; Tue, 9 Nov 2021 21:07:51 +0000
Received: from BYAPR11MB3111.namprd11.prod.outlook.com ([fe80::617f:e771:6c58:7d3d]) by BYAPR11MB3111.namprd11.prod.outlook.com ([fe80::617f:e771:6c58:7d3d%2]) with mapi id 15.20.4669.016; Tue, 9 Nov 2021 21:07:51 +0000
From: "Deen, Glenn" <Glenn_Deen@comcast.com>
To: "add@ietf org" <add@ietf.org>
Thread-Topic: [Add] some background on split DNS with DNSSEC
Thread-Index: AQHX1a3bx4mn7M+74EqzoswY1Q1Kcw==
Date: Tue, 09 Nov 2021 21:07:51 +0000
Message-ID: <DD51ECDC-9787-4DEB-A2AF-39C3CF2ABEE8@nbcuni.com>
Accept-Language: en-US
Content-Language: en-US
X-MS-Has-Attach:
X-MS-TNEF-Correlator:
user-agent: Microsoft-MacOutlook/16.54.21101001
authentication-results: ietf.org; dkim=none (message not signed) header.d=none;ietf.org; dmarc=none action=none header.from=comcast.com;
x-ms-publictraffictype: Email
x-ms-office365-filtering-correlation-id: e2766ae9-98af-457e-d86d-08d9a3c4fde8
x-ms-traffictypediagnostic: SJ0PR11MB5867:
x-microsoft-antispam-prvs: <SJ0PR11MB58672159C183EEB3C16E7EB9EA929@SJ0PR11MB5867.namprd11.prod.outlook.com>
x-ms-oob-tlc-oobclassifiers: OLM:10000;
x-ms-exchange-senderadcheck: 1
x-ms-exchange-antispam-relay: 0
x-microsoft-antispam: BCL:0;
x-microsoft-antispam-message-info: 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
x-forefront-antispam-report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:BYAPR11MB3111.namprd11.prod.outlook.com; PTR:; CAT:NONE; SFS:(4636009)(366004)(6512007)(33656002)(508600001)(86362001)(8676002)(186003)(38100700002)(8936002)(6486002)(6506007)(82960400001)(316002)(2906002)(66556008)(76116006)(6916009)(9686003)(66946007)(66476007)(64756008)(91956017)(36756003)(38070700005)(5660300002)(71200400001)(66446008)(122000001); DIR:OUT; SFP:1102;
x-ms-exchange-antispam-messagedata-chunkcount: 1
x-ms-exchange-antispam-messagedata-0: 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
arc-seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=KtjzVUsgQgCiFq5xJjbzjJW8pPcTsnWVBXCau42/OGmF/k+rPKyXBUVJfXITyqNPX1npcSzd+6Tv9uo8H5y//tUa0DKGb92IOCkT1kmfsDJZTleitr+wVk4Lu2ek0lBkqD4k0z94zT6APlv5adzBr0TzH6BN807DrpxPxPq+Bu5VxeEPJDUPd1q3lOw99rp/ibgJU6RQyq/pNVIDlOhyyt2C0POVB9SM7cgz1r38nCwXheIRvzjGTluzYiuO/pAtBzTN+HjkefWQ1OK8sEuf6IIIe4IeLrbbEGVn6Rq4QWjO7Gbim3QL1ltv9fNkWo2UmIJ+TfljcTvhgTRQyMAumQ==
arc-message-signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=nP1AXociyWF34TlYpcReN1YDwEgOAeEaa0q72PSsDyI=; b=UFs8K3bP7bBb/Lwb1FtHD54GL+qBBpoKti1mLPBtXdBEWyTTnvhv5tzV0L/UdGpSBLlyhzBTS6lyLmJheTrLM9D2f7xagDSRcIKEHr+mMOn6mFmvpykiMfrXit2O9/Lidxo++FLcvKhNj3H3ZyFYkFJsSIrIilSkYUQH1eHsofhwkjkAABAqOgIe7JiwY3MF4HSqIXgokK7Lk7do8WCdw2u4vMg3iBC4WWDmh3OqBeprQFwXRfAHrNhppURymqDoenabXCCutKmOF5Z21ToNoSaeeyS4y/vdk8JUTViSGDil9/Fssq7o7Xf3gxx9ZHMrZjH11kzrbNCkNqVXwrIagw==
arc-authentication-results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=comcast.com; dmarc=pass action=none header.from=comcast.com; dkim=pass header.d=comcast.com; arc=none
x-ms-exchange-crosstenant-authas: Internal
x-ms-exchange-crosstenant-authsource: BYAPR11MB3111.namprd11.prod.outlook.com
x-ms-exchange-crosstenant-network-message-id: e2766ae9-98af-457e-d86d-08d9a3c4fde8
x-ms-exchange-crosstenant-originalarrivaltime: 09 Nov 2021 21:07:51.7009 (UTC)
x-ms-exchange-crosstenant-fromentityheader: Hosted
x-ms-exchange-crosstenant-id: 906aefe9-76a7-4f65-b82d-5ec20775d5aa
x-ms-exchange-crosstenant-mailboxtype: HOSTED
x-ms-exchange-crosstenant-userprincipalname: uBQTTlUJZVCSUoFS8Sl04Wq06RkXxL4HZ9kV3JK9q100Mg4oRjvK2mY4VpLQY1jLUWcTIrUd4jYTIH53zxhatc/Z7QccP5zQi0QjQ3xareE=
x-ms-exchange-transport-crosstenantheadersstamped: SJ0PR11MB5867
x-originatororg: comcast.com
Content-Type: text/plain; charset="utf-8"
Content-ID: <449E4CEE778D8348BAED500C2F34DD18@namprd11.prod.outlook.com>
Content-Transfer-Encoding: base64
MIME-Version: 1.0
X-CFilter-Loop: Forward AAETWT
X-Proofpoint-GUID: f2qJwcAGtrLWKXzB5r-OYNkxdQggt2oH
X-Proofpoint-ORIG-GUID: f2qJwcAGtrLWKXzB5r-OYNkxdQggt2oH
X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.790,Hydra:6.0.425,FMLib:17.0.607.475 definitions=2021-11-09_06,2021-11-08_02,2020-04-07_01
X-Proofpoint-Spam-Reason: safe
Archived-At: <https://mailarchive.ietf.org/arch/msg/add/AyDNVSEA2bfvQ0gWz9Y1-C_54VI>
Subject: Re: [Add] some background on split DNS with DNSSEC
X-BeenThere: add@ietf.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: Applications Doing DNS <add.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/add>, <mailto:add-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/add/>
List-Post: <mailto:add@ietf.org>
List-Help: <mailto:add-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/add>, <mailto:add-request@ietf.org?subject=subscribe>
X-List-Received-Date: Tue, 09 Nov 2021 21:08:09 -0000

Item #1:

Chair dusting off his fancy chair hat and saying, before this gets too off track  ....
     - gentle nudge to everyone to stay focused on the core ADD related issues here -

Item #2:

ADD may at times be willing to tackle some hard stuff such as how to discover encrypted DNS servers, but ADD is very much not chartered to take on something as impossible as trying to unravel several decades worth of various DNS and naming architecture choices that many of us would very much like to go back and have a second, hopefully wiser attempt at.

That is a topic that needs a stool, a beverage and the in-person ability to sigh, roll eyes, shake our heads mournfully and show the all wisdom we have gained by learning the consequences that come years later from decisions that may have made perfect sense at the time.

Item #3:

That said, what ADD is chartered to do is to look at how to do encrypted DNS resolver discovery in the environments that users do live in, and not just environments that we think they should be in, so with the background on DNSSEC that started this chain, and EKR's moment of actually putting a good word in for DNSSEC during the ADD session,  does the group see there being a role here for DNSSEC?

-glenn