Re: [Doh] conflict between HTTP and DNS cache granularity

Stephane Bortzmeyer <bortzmeyer@nic.fr> Thu, 22 March 2018 08:50 UTC

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Date: Thu, 22 Mar 2018 08:46:16 +0000
From: Stephane Bortzmeyer <bortzmeyer@nic.fr>
To: Petr Špaček <petr.spacek@nic.cz>
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Subject: Re: [Doh] conflict between HTTP and DNS cache granularity
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On Tue, Mar 20, 2018 at 12:21:50AM +0100,
 Petr Špaček <petr.spacek@nic.cz> wrote 
 a message of 25 lines which said:

> Thus the HTTP "TTL" has to be derived somehow, most likely using minimal
> value from all RRsets present in the DNS message.

Version -04 of the draft says "the smallest TTL in the Answer section
of the response", which seems more reasonable to me.