On Wed, Jul 17, 2019 at 4:44 PM Paul Hoffman <paul.hoff...@icann.org> wrote:
> On Jul 17, 2019, at 4:33 PM, Tommy Jensen <Jensen.Thomas= > 40microsoft....@dmarc.ietf.org> wrote: > > > > I appreciate the intent behind this draft to allow DNS-capable apps to > detect if configured DNS resolvers need to be deferred to. However, I agree > with Ralf that NXDOMAIN is the wrong way to signal that. > > > > What about defining a new TXT record format to signal the presence of > policies? This has the benefits of 1) not overloading the interpretation of > whether the domain exists or not as well as 2) giving room for future > flexibility beyond the binary "resolver (does|does not) have DNS policies > in place you shouldn't bypass" signal. > > Please see < > https://datatracker.ietf.org/doc/draft-sah-resolver-information/> for a > proposal that is being discussed in the DNSOP WG. It proposes a message > format (JSON) and two transports (DNS and HTTPS) that can be used by a > resolver for lots of things, including the policy ideas in the draft that > this thread is about. Is there a good definition of the term "policy ideas"? thanks, Rob
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