Re: [dnsext] RFC 2142 and "organization's top level domain"

Tony Finch <dot@dotat.at> Tue, 14 September 2010 11:24 UTC

Return-Path: <owner-namedroppers@ops.ietf.org>
X-Original-To: ietfarch-dnsext-archive@core3.amsl.com
Delivered-To: ietfarch-dnsext-archive@core3.amsl.com
Received: from localhost (localhost [127.0.0.1]) by core3.amsl.com (Postfix) with ESMTP id 0BB123A6966; Tue, 14 Sep 2010 04:24:08 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -4.599
X-Spam-Level:
X-Spam-Status: No, score=-4.599 tagged_above=-999 required=5 tests=[AWL=0.603, BAYES_00=-2.599, HTML_MESSAGE=0.001, MIME_QP_LONG_LINE=1.396, RCVD_IN_DNSWL_MED=-4]
Received: from mail.ietf.org ([64.170.98.32]) by localhost (core3.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 1Cf32YWuekfL; Tue, 14 Sep 2010 04:24:06 -0700 (PDT)
Received: from psg.com (psg.com [IPv6:2001:418:1::62]) by core3.amsl.com (Postfix) with ESMTP id 929873A693D; Tue, 14 Sep 2010 04:24:06 -0700 (PDT)
Received: from majordom by psg.com with local (Exim 4.72 (FreeBSD)) (envelope-from <owner-namedroppers@ops.ietf.org>) id 1OvTW3-000Pgd-Qz for namedroppers-data0@psg.com; Tue, 14 Sep 2010 11:17:35 +0000
Received: from ppsw-30.csi.cam.ac.uk ([131.111.8.130]) by psg.com with esmtp (Exim 4.72 (FreeBSD)) (envelope-from <fanf2@hermes.cam.ac.uk>) id 1OvTVz-000Pg5-Il for namedroppers@ops.ietf.org; Tue, 14 Sep 2010 11:17:32 +0000
X-Cam-AntiVirus: no malware found
X-Cam-SpamDetails: not scanned
X-Cam-ScannerInfo: http://www.cam.ac.uk/cs/email/scanner/
Received: from 87.114.97.50.plusnet.thn-ag2.dyn.plus.net ([87.114.97.50]:50326 helo=[192.168.1.8]) by ppsw-30.csi.cam.ac.uk (smtp.hermes.cam.ac.uk [131.111.8.156]:587) with esmtpsa (PLAIN:fanf2) (TLSv1:AES128-SHA:128) id 1OvTVw-0004L8-eV (Exim 4.72) (return-path <fanf2@hermes.cam.ac.uk>); Tue, 14 Sep 2010 12:17:28 +0100
References: <4C8AD1C5.1050601@dcrocker.net> <4C8EAA64.5060202@chrysler.com>
In-Reply-To: <4C8EAA64.5060202@chrysler.com>
Mime-Version: 1.0 (iPhone Mail 8B117)
Content-Transfer-Encoding: 7bit
Content-Type: multipart/alternative; boundary="Apple-Mail-2--934362156"
Message-Id: <DAA4454A-5612-4624-AF00-8B884A95B319@dotat.at>
Cc: "dcrocker@bbiw.net" <dcrocker@bbiw.net>, "namedroppers@ops.ietf.org" <namedroppers@ops.ietf.org>
X-Mailer: iPhone Mail (8B117)
From: Tony Finch <dot@dotat.at>
Subject: Re: [dnsext] RFC 2142 and "organization's top level domain"
Date: Tue, 14 Sep 2010 12:16:38 +0100
To: Kevin Darcy <kcd@chrysler.com>
Sender: owner-namedroppers@ops.ietf.org
Precedence: bulk
List-ID: <namedroppers.ops.ietf.org>
List-Unsubscribe: To unsubscribe send a message to namedroppers-request@ops.ietf.org with
List-Unsubscribe: the word 'unsubscribe' in a single line as the message text body.
List-Archive: <http://ops.ietf.org/lists/namedroppers/>

On 13 Sep 2010, at 23:49, Kevin Darcy <kcd@chrysler.com> wrote:
> "highest-level enclosing"

I quite like this suggestion. I agree with your comments about the subjectivity of "principal" and the usefulness of keeping the hierarchy in mind.

>  the jargon term "apex" might be shortest and crispest one to use,                                                                                                                                                      

The problem with that is it suggests that zone cuts match organizational boundaries, which is not always the case.

Tony.
--
f.anthony.n.finch  <dot@dotat.at>  http://dotat.at/