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Re: [DNSOP] Creating a query/record for A and AAAA

Paul Wouters <paul@nohats.ca> Fri, 29 June 2018 17:28 UTC

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From: Paul Wouters <paul@nohats.ca>
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Date: Fri, 29 Jun 2018 13:28:08 -0400
Cc: Michael Sheldon <msheldon@godaddy.com>, dnsop@ietf.org
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References: <b73f3dc7-b378-d5d8-c7a2-42bc4326fbae@nic.cz> <alpine.DEB.2.11.1806191428250.916@grey.csi.cam.ac.uk> <691FC45D-E5B6-4131-95BF-878520351F3A@gmail.com> <bf0ba568-1a18-f8cf-c1a0-3f547d642a78@bellis.me.uk> <0438207E-A4C2-434D-9507-9D9F54765CFB@puck.nether.net> <alpine.DEB.2.11.1806191649350.916@grey.csi.cam.ac.uk> <9a0d1bae-dc58-99b5-40d1-caa7737dbfb1@bellis.me.uk> <1B7B2BB4-F0AE-4188-B89B-DF032BE7A237@automagic.org> <CAHw9_iKWhRjK6yzSSWVsCBqjdVfTnzVkUh8PMYC5nwQUb_=yvw@mail.gmail.com> <20180622191334.GA15349@jurassic> <CAHw9_iLN0w=k0hZLsOCJXnA58afACuzxgXdYPPEn_HShm6Q4aw@mail.gmail.com> <43D87A94-E356-4B82-BB0B-C40701E981FB@dotat.at> <E2BC75AC-3E1D-43E0-AE1E-89D78E11CEB1@isc.org> <38513A04-FBB7-4579-90AE-2B5359D94907@godaddy.com> <5B366088.6040201@redbarn.org>
To: Paul Vixie <paul@redbarn.org>
Archived-At: <https://mailarchive.ietf.org/arch/msg/dnsop/MD5KLnquQ5-L2XJDDiTZ4Vyw4hQ>
Subject: Re: [DNSOP] Creating a query/record for A and AAAA
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> On Jun 29, 2018, at 12:38, Paul Vixie <paul@redbarn.org> wrote:
> 
> 
> 
> Michael Sheldon wrote:
>> Breaking this out of the ANAME discussion, since it has wider use.
>> 
>> I've been thinking on this one. If I was to create a record, I'd set
>> aside a byte or two at the beginning to denote family, but I'm just
>> paranoid and OCD that way.
> 
> that seems like the long way around.
> 
> for QTYPE=A, add AAAA as a desired additional data type.

And ANAME (just a regular rrtype, no strange preprocessing)
> 
> for QTYPE=AAAA, add A as a desired additional data type.

Same here.

Let the recursive then use the ANAME for refreshing the A/AAAA

And everything has regular dnssec signatures without online signing.

> advantages:
> 
> no fork-lifts. incremental. opportunistic. no protocol changes. start today.
> 
> any server which does it will give better time-to-first-ad benchmarks, and will therefore outcompete any server who doesn't do it in all bakeoffs.

+1

Paul

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