Re: [DNSOP] [Ext] I-D Action: draft-ietf-dnsop-svcb-https-05.txt

Dick Franks <> Mon, 10 May 2021 09:22 UTC

Return-Path: <>
Received: from localhost (localhost []) by (Postfix) with ESMTP id 5DB533A11A5 for <>; Mon, 10 May 2021 02:22:50 -0700 (PDT)
X-Virus-Scanned: amavisd-new at
X-Spam-Flag: NO
X-Spam-Score: -2.097
X-Spam-Status: No, score=-2.097 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, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001] autolearn=ham autolearn_force=no
Authentication-Results: (amavisd-new); dkim=pass (2048-bit key)
Received: from ([]) by localhost ( []) (amavisd-new, port 10024) with ESMTP id lan-dAKj28xe for <>; Mon, 10 May 2021 02:22:45 -0700 (PDT)
Received: from ( [IPv6:2607:f8b0:4864:20::12b]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by (Postfix) with ESMTPS id 9561C3A11A3 for <>; Mon, 10 May 2021 02:22:45 -0700 (PDT)
Received: by with SMTP id j20so13437078ilo.10 for <>; Mon, 10 May 2021 02:22:45 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc:content-transfer-encoding; bh=3BC6NCv0cERoDuZbjwm8D8yGiIhsXaeqaCt1Zi94a8M=; b=guKaScykHJ7UWFXIpVioFFVNWH2AbeIcZfw+u/NeUwlSCX+NDlPVvwv31SZGemvqrD rXtIGVODkgvM9JKrsOEAJw4viqbjRR8xqZMlk82AYEp5yXmMj+zCMkkO4JMACltG+0jf DB4DCMN3UEWNQl7+WIZKXSkYlZhrmPJGzyxFgjrPioblc1t9Ty8X4q2ECOOYpXN5JX/H LH912BAluUDLqSTkC6PZ+eX9DkMyxxL/j1c5XJ4X1V2ZtAeGGKwUXSNoBsJpZCW/x6ly ojYKN4iYBOWGdeB20nXg4oqJryW28CseLUhZ27g171WyIXWWmFRWPoMaN4uhAhVS9sQ3 QGnA==
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc:content-transfer-encoding; bh=3BC6NCv0cERoDuZbjwm8D8yGiIhsXaeqaCt1Zi94a8M=; b=MYAtlEfdy419NPlzvW+3+2eTLA8VG5B+3hX42cDgh6wEsL9eyuVUqC0ZvTk/LVrbKq ejS5J8tU0ZOm0KEbutV62d2SyXzXyEHiMrS1V7LfWvzehuoXRacU6Y5CLZhMymGneZG9 ggjfDqXBXFCHcnf4R5WNa4izXDfJ+yMInlEv1xLo+ky/fuecnDh+XhYWbbmPWc9dl+LG zqi5w+TMtyuOsFmu5l7bnnaVMyYquInJcaK+owS0DTfXIyHHMGKz5g0oaO8X+E8watWU mcasW/kH/Z/dO/EiP8gLYMNqxK+2luUVr+l/xs9nqwBNsfDKHA4YD6lL+L0v7iW6JrDR iFGw==
X-Gm-Message-State: AOAM53055GzZSAWhQE6VCPN2NJT2JbtPgvk53SEMyD4O11TZ67dujUsL xb2BoVVP1l2vJGW4aS470hAxqxR0aU7mBJZPChlrxWjYlYc=
X-Google-Smtp-Source: ABdhPJyrbqzp6N3N1lMyo/ZMGrBq3TY/d3VAUwI6NISCTaYjWm3RES/4LcSZsPC/FkeoZT5ordRHC6y0kwon5eGVuus=
X-Received: by 2002:a05:6e02:10c5:: with SMTP id s5mr21838419ilj.88.1620638564094; Mon, 10 May 2021 02:22:44 -0700 (PDT)
MIME-Version: 1.0
References: <> <>
In-Reply-To: <>
From: Dick Franks <>
Date: Mon, 10 May 2021 10:22:07 +0100
Message-ID: <>
To: Joe Abley <>
Cc: Paul Hoffman <>, dnsop <>
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable
Archived-At: <>
Subject: Re: [DNSOP] [Ext] I-D Action: draft-ietf-dnsop-svcb-https-05.txt
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: IETF DNSOP WG mailing list <>
List-Unsubscribe: <>, <>
List-Archive: <>
List-Post: <>
List-Help: <>
List-Subscribe: <>, <>
X-List-Received-Date: Mon, 10 May 2021 09:22:51 -0000

On Mon, 10 May 2021 at 00:42, Joe Abley <> wrote:
> On May 9, 2021, at 19:27, Paul Hoffman <> wrote:
> > If I'm wrong about this being as good as it can be, there must be an item delimiter that is better than a comma. I am not thinking creatively enough to figure out what might be better than a comma. I'd be happy to hear proposals for a better item delimiter.
> I am quite behind on this topic, but I presume there's a reason to put all these key-value pairs in a list in one RR?
> If we compare the two fictional RRTypes EG1 and EG2 illustrated below:
> EG1 key1=value1,key2=value2,...
> EG2 key1 value1
> EG2 key2 value2
> It seems to me that EG2 avoids the need for delimiters at all. There's a bit of overhead resulting from the need for a larger RRSet but it's not obvious that that's a problem.

The current draft can reach the finishing line without tearing it to pieces.


> Perhaps this horse has already sailed but I thought I'd mention it.

Perhaps this horse needs to be tested for banned substances!