Re: [Add] New Version Notification for draft-mglt-add-rdp-02.txt

Ben Schwartz <bemasc@google.com> Mon, 27 July 2020 19:00 UTC

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From: Ben Schwartz <bemasc@google.com>
Date: Mon, 27 Jul 2020 15:00:26 -0400
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To: Daniel Migault <mglt.ietf@gmail.com>
Cc: Stephane Bortzmeyer <bortzmeyer@nic.fr>, ADD Mailing list <add@ietf.org>
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Subject: Re: [Add] New Version Notification for draft-mglt-add-rdp-02.txt
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On Mon, Jul 27, 2020 at 2:45 PM Daniel Migault <mglt.ietf@gmail.com> wrote:

>
> a resolving domain list (rd_list.example.net) contains a list of
> resolving domains. You get the different resolving domains
> _b.rd_list.example.net PTR
>

This is the part of the draft that seems strangest to me (apart from the
odd use of PTR).  It violates the usual expectation about data in the DNS:
records published by a domain provide information about that domain.  These
lists instead appear to provide information about the wider world.  The
"owner name" just indicates whose opinion this is.

If you want to present this type of information, I would encourage you to
define a MIME type and distribute it using a general information transfer
system like HTTP, FTP, or e-mail.  The concerns about size (since these
lists could be arbitrarily large) are a hint that you're trying to store
the wrong sort of data in the DNS.

Alternatively, if these lists are really meant to be "resolvers to use on
this network" or something like that, the text could be clearer about that,
with an explanation of how the user would learn the owner name.