Re: [DNSOP] RFC 8482 (the ANY -> HINFO hack) and DNAME
Andrew Sullivan <ajs@anvilwalrusden.com> Sun, 17 November 2019 04:35 UTC
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Date: Sat, 16 Nov 2019 23:35:01 -0500
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From: Andrew Sullivan <ajs@anvilwalrusden.com>
To: dnsop@ietf.org
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References: <6BB18D2F-4701-41CF-9B50-9EE8541ED688@dukhovni.org> <20191116144152.0AB3DF61257@ary.iecc.com> <20191117043349.lswhmnhb2d57hez5@mx4.yitter.info>
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Subject: Re: [DNSOP] RFC 8482 (the ANY -> HINFO hack) and DNAME
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Apologies, all, that was supposed to go off-list. I have an employer (ISOC), not speaking for it, &c &c. A On Sat, Nov 16, 2019 at 11:33:50PM -0500, Andrew Sullivan wrote: > On Sat, Nov 16, 2019 at 10:41:51PM +0800, John Levine wrote: > > Remember that it's invalid for an NS or MX to point to a CNAME so I assume > > it's equally invalid for them to point to a DNAME. > > They couldn't point to a DNAME, but they could point to a target that > would resolve through a DNAME-using resolution. To my knowledge there > is no explicit prohibition, but if you asked in the right way (such as > without DO set) you'd get a CNAME synthesized, which would mean that > the thing would break sometimes and not other times. Seems even less > good for that reason. > > Best regards, > > A > > -- > Andrew Sullivan > ajs@anvilwalrusden.com > > _______________________________________________ > DNSOP mailing list > DNSOP@ietf.org > https://www.ietf.org/mailman/listinfo/dnsop -- Andrew Sullivan ajs@anvilwalrusden.com
- [DNSOP] RFC 8482 (the ANY -> HINFO hack) and DNAME Shane Kerr
- Re: [DNSOP] RFC 8482 (the ANY -> HINFO hack) and … John Levine
- Re: [DNSOP] RFC 8482 (the ANY -> HINFO hack) and … Viktor Dukhovni
- Re: [DNSOP] RFC 8482 (the ANY -> HINFO hack) and … Tony Finch
- Re: [DNSOP] RFC 8482 (the ANY -> HINFO hack) and … Tony Finch
- Re: [DNSOP] RFC 8482 (the ANY -> HINFO hack) and … Viktor Dukhovni
- Re: [DNSOP] RFC 8482 (the ANY -> HINFO hack) and … John Levine
- Re: [DNSOP] RFC 8482 (the ANY -> HINFO hack) and … Ólafur Guðmundsson
- Re: [DNSOP] RFC 8482 (the ANY -> HINFO hack) and … Andrew Sullivan
- Re: [DNSOP] RFC 8482 (the ANY -> HINFO hack) and … Andrew Sullivan
- Re: [DNSOP] RFC 8482 (the ANY -> HINFO hack) and … Viktor Dukhovni
- Re: [DNSOP] RFC 8482 (the ANY -> HINFO hack) and … Mark Andrews
- Re: [DNSOP] RFC 8482 (the ANY -> HINFO hack) and … Viktor Dukhovni
- Re: [DNSOP] RFC 8482 (the ANY -> HINFO hack) and … Paul Vixie
- Re: [DNSOP] RFC 8482 (the ANY -> HINFO hack) and … Viktor Dukhovni
- Re: [DNSOP] RFC 8482 (the ANY -> HINFO hack) and … Paul Vixie