Re: [DNSOP] extension of DoH to authoritative servers
Paul Vixie <paul@redbarn.org> Tue, 12 February 2019 22:45 UTC
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To: Ted Lemon <mellon@fugue.com>
Cc: David Conrad <drc@virtualized.org>, dnsop <dnsop@ietf.org>
References: <2019021215560470371417@cnnic.cn> <20190212083908.w5cwgtmypkjwmqnd@nic.fr> <ecfdb33d-7925-f762-6788-68b7a659a3d8@redbarn.org> <43FF2435-37C6-43B0-B97C-59D23AD2A9C2@virtualized.org> <873fe3e1-58e4-38a7-eb11-37509f9b7ff4@redbarn.org> <D01BFEEE-746D-4F30-A3CE-497D4AFA8CC5@fugue.com> <7cdbd8a8-2bf4-992e-3197-ca17e7352a5b@redbarn.org> <725FD25D-FCE9-4740-A001-79369AFDEB78@fugue.com> <d1f66089-1e78-15f6-269c-33ced12c2738@redbarn.org> <3C1FF728-2F31-4884-B7E9-55DF4E15AEB6@fugue.com> <cb9646e3-676d-c24f-240d-e0c8ed159e88@redbarn.org> <4C2F9639-6C22-4FB7-840B-0318B40C2193@fugue.com> <9e56da22-4fb5-1c68-3bfc-85283b0e8480@redbarn.org> <97C2ED2B-9086-4E3B-98FB-116E95281030@fugue.com>
From: Paul Vixie <paul@redbarn.org>
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Date: Tue, 12 Feb 2019 14:45:54 -0800
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Subject: Re: [DNSOP] extension of DoH to authoritative servers
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Ted Lemon wrote on 2019-02-12 14:20: > ... > > So you’re saying that DoH traffic that’s not going to well-known IP > addresses is easier to detect than DoH traffic going to well-known IP > addresses? yes, that's what i've been trying to say. if CF only publishes DoH content on 1.0.0.0/23, then i can just block that, and leave their main HTTPS server addresses alone. same for google, opendns/umbrella/cisco, ibm, and the others. one of my networks only allows TCP/443 to explicitly enumerated destinations... one of which is the main service address for google. i need that to never contain DoH traffic, please. note, i prefer to block UDP/53, TCP/53, and TCP/853, because then my risks are lower, and my costs for managing those risks also lower. and that's why DoT is a better _engineered_ solution than DoH. i remember a time when the IAB would have said "no" to an internet standard which mandated deliberate loss of control by network operators. hey you kids, get offa my lawn, and so on. -- P Vixie
- [DNSOP] extension of DoH to authoritative servers zuopeng@cnnic.cn
- Re: [DNSOP] extension of DoH to authoritative ser… Stephane Bortzmeyer
- Re: [DNSOP] extension of DoH to authoritative ser… Stephane Bortzmeyer
- Re: [DNSOP] extension of DoH to authoritative ser… Stephane Bortzmeyer
- Re: [DNSOP] extension of DoH to authoritative ser… Jeremy Rand
- Re: [DNSOP] extension of DoH to authoritative ser… Paul Wouters
- Re: [DNSOP] extension of DoH to authoritative ser… Stephane Bortzmeyer
- Re: [DNSOP] extension of DoH to authoritative ser… Paul Vixie
- Re: [DNSOP] extension of DoH to authoritative ser… Paul Wouters
- Re: [DNSOP] extension of DoH to authoritative ser… Joe Abley
- Re: [DNSOP] extension of DoH to authoritative ser… David Conrad
- Re: [DNSOP] extension of DoH to authoritative ser… Paul Vixie
- Re: [DNSOP] extension of DoH to authoritative ser… Ted Lemon
- Re: [DNSOP] extension of DoH to authoritative ser… Paul Vixie
- Re: [DNSOP] extension of DoH to authoritative ser… Stephane Bortzmeyer
- Re: [DNSOP] extension of DoH to authoritative ser… Ted Lemon
- Re: [DNSOP] extension of DoH to authoritative ser… Ted Lemon
- Re: [DNSOP] extension of DoH to authoritative ser… Paul Vixie
- Re: [DNSOP] extension of DoH to authoritative ser… Patrik Fältström
- Re: [DNSOP] extension of DoH to authoritative ser… Paul Vixie
- Re: [DNSOP] extension of DoH to authoritative ser… Ted Lemon
- Re: [DNSOP] extension of DoH to authoritative ser… Paul Vixie
- Re: [DNSOP] extension of DoH to authoritative ser… Ted Lemon
- Re: [DNSOP] extension of DoH to authoritative ser… Paul Vixie
- Re: [DNSOP] extension of DoH to authoritative ser… David Conrad
- Re: [DNSOP] extension of DoH to authoritative ser… Paul Vixie
- Re: [DNSOP] extension of DoH to authoritative ser… David Conrad
- Re: [DNSOP] extension of DoH to authoritative ser… Paul Vixie
- Re: [DNSOP] extension of DoH to authoritative ser… zuopeng@cnnic.cn
- Re: [DNSOP] extension of DoH to authoritative ser… zuopeng@cnnic.cn
- Re: [DNSOP] extension of DoH to authoritative ser… Benno Overeinder
- Re: [DNSOP] extension of DoH to authoritative ser… Vittorio Bertola
- Re: [DNSOP] extension of DoH to authoritative ser… Vladimír Čunát
- Re: [DNSOP] extension of DoH to authoritative ser… Stephane Bortzmeyer
- Re: [DNSOP] extension of DoH to authoritative ser… Stephane Bortzmeyer
- Re: [DNSOP] extension of DoH to authoritative ser… Stephane Bortzmeyer
- Re: [DNSOP] extension of DoH to authoritative ser… Stephane Bortzmeyer
- Re: [DNSOP] extension of DoH to authoritative ser… Stephane Bortzmeyer
- Re: [DNSOP] extension of DoH to authoritative ser… Stephane Bortzmeyer
- Re: [DNSOP] extension of DoH to authoritative ser… Stephane Bortzmeyer
- Re: [DNSOP] extension of DoH to authoritative ser… Stephane Bortzmeyer
- Re: [DNSOP] extension of DoH to authoritative ser… David Conrad
- Re: [DNSOP] extension of DoH to authoritative ser… Henderson, Karl
- Re: [DNSOP] extension of DoH to authoritative ser… Vladimír Čunát
- [DNSOP] DoH vs DoT vs network operators, and requ… Brian Dickson
- Re: [DNSOP] DoH vs DoT vs network operators, and … Warren Kumari
- Re: [DNSOP] extension of DoH to authoritative ser… zuopeng@cnnic.cn
- Re: [DNSOP] extension of DoH to authoritative ser… Paul Wouters
- Re: [DNSOP] extension of DoH to authoritative ser… Jim Reid
- Re: [DNSOP] extension of DoH to authoritative ser… Stephane Bortzmeyer
- Re: [DNSOP] extension of DoH to authoritative ser… zuopeng@cnnic.cn
- Re: [DNSOP] extension of DoH to authoritative ser… zuopeng@cnnic.cn
- Re: [DNSOP] extension of DoH to authoritative ser… Stephane Bortzmeyer
- Re: [DNSOP] extension of DoH to authoritative ser… zuopeng@cnnic.cn
- Re: [DNSOP] extension of DoH to authoritative ser… Stephane Bortzmeyer
- Re: [DNSOP] extension of DoH to authoritative ser… Stephane Bortzmeyer
- Re: [DNSOP] extension of DoH to authoritative ser… Stephane Bortzmeyer
- Re: [DNSOP] extension of DoH to authoritative ser… Jim Reid
- [DNSOP] Multiplexing DNS & HTTP over TLS (was: ex… Shane Kerr
- Re: [DNSOP] extension of DoH to authoritative ser… Vladimír Čunát
- Re: [DNSOP] extension of DoH to authoritative ser… Bjørn Mork
- Re: [DNSOP] Multiplexing DNS & HTTP over TLS (was… Joe Abley
- Re: [DNSOP] Multiplexing DNS & HTTP over TLS Klaus Malorny
- Re: [DNSOP] Multiplexing DNS & HTTP over TLS Shane Kerr
- Re: [DNSOP] extension of DoH to authoritative ser… Tony Finch
- Re: [DNSOP] Multiplexing DNS & HTTP over TLS John Levine
- Re: [DNSOP] extension of DoH to authoritative ser… Henderson, Karl
- Re: [DNSOP] Multiplexing DNS & HTTP over TLS Warren Kumari