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Re: [DNSOP] abandoning ANAME and standardizing CNAME at apex

Mark Andrews <marka@isc.org> Wed, 20 June 2018 10:31 UTC

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From: Mark Andrews <marka@isc.org>
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Date: Wed, 20 Jun 2018 20:31:44 +1000
Cc: ray@bellis.me.uk, 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> <CAM1xaJ9=HYn8vXjHxRW4i=Ww1e99CPN995_51y=RS2aOmsfnzQ@mail.gmail.com>
To: Jan Včelák <jv@fcelda.cz>
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Subject: Re: [DNSOP] abandoning ANAME and standardizing CNAME at apex
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Well define HTTP which is identical to SRV without the prefix.

None of this is hard to do.   That’s 10 minutes work after IANA allocates the code point. 

-- 
Mark Andrews

On 20 Jun 2018, at 19:40, Jan Včelák <jv@fcelda.cz> wrote:

>> It's also their intransigence re: SRV which has caused the CNAME at the
>> Apex issue.   CNAME was *never* the right answer for doing application
>> level indirection in HTTP space.
> 
> SRV also trades CNAME at apex for wildcard names support. There is a
> plenty of services that employ wildcards to provide customized site
> for each user. For instance, userxyz.popularservice.test can be
> resolved via *.popularservice.test but equivalent setup with SRV would
> require _https._tcp.*.popularservice.test to work as a wildcard.
> 
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