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Re: [Uta] Updated drafts for MTA-STS & TLSRPT

Daniel Margolis <dmargolis@google.com> Mon, 27 February 2017 10:24 UTC

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From: Daniel Margolis <dmargolis@google.com>
Date: Mon, 27 Feb 2017 11:18:24 +0100
Message-ID: <CANtKdUeyrHA0A_XT7Tev8beoH6x43NOjQ082au_4pW=J0PHECQ@mail.gmail.com>
To: David Illsley <davidillsley@gmail.com>
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Cc: "uta@ietf.org" <uta@ietf.org>, "Brotman, Alexander" <Alexander_Brotman@comcast.com>
Subject: Re: [Uta] Updated drafts for MTA-STS & TLSRPT
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On Fri, Feb 24, 2017 at 10:04 PM, David Illsley <davidillsley@gmail.com>
wrote:

> Having just tried to implement this, I bumped into a problem that I can't
> use a CNAME to an ELB for the https bit and set the TXT record in the same
> zone because it has the same DNS name and CNAME is special.
>
> Have I missed something, or does this mean it's not possible to use CNAMEs
> for hosting the policy document? If so, I think that's going to be a pretty
> painful blocker for a lot of people.
>

Oh, damn. I'd forgotten you can't have a CNAME where another record exists,
but yeah, you can't. And I don't think that's desirable--we should support
CNAMEs here, obviously.

So let's undo that change. *sigh*

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