Re: [DNSOP] [Technical Errata Reported] RFC7686 (6761)

John Levine <johnl@taugh.com> Sat, 18 June 2022 19:01 UTC

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From: "John Levine" <johnl@taugh.com>
To: dnsop@ietf.org
Cc: peter.van.dijk@powerdns.com
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Subject: Re: [DNSOP] [Technical Errata Reported] RFC7686 (6761)
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It appears that Peter van Dijk  <peter.van.dijk@powerdns.com> said:
>> Corrected Text
>> --------------
>>    5.  Authoritative DNS Servers: Authoritative servers SHOULD NOT
>>        recognize .onion names as special and MUST NOT treat queries for
>>        .onion names differently from other queries.  By default,
>>        authoritative servers MUST NOT respond authoritatively to
>>        queries for .onion names.
>
>I like this even more.
>
>> The "By default" qualifier covers the case of a non-default
>> configuration (such as being configured to serve the root zone) where an
>> authoritative server would need to respond authoritatively for .onion
>> names.

It also allows wiggle room for kludges that special case .onion names and
set up proxies that respond on localhost addresses and synthesize an A
record to point to the proxy address.  (Did I say kludge?)

R's,
John