On Wed, Apr 19, 2017 at 10:47:24PM -0400, Paul Wouters wrote:
> ANAME could just be a regular RRTYPE without any special handling,
> meaning "go look there for up to date information on A/AAAA". It could
> come along A/AAAA records using one of the existing bitmaps multi-type
> query proposals that have been suggested in the last two years.

But, because there are always going to be legacy servers, the client would
then need to send an ANAME query, and when it got no answer, send another
query for A and AAAA.

If clients were willing to do that, then they'd have been willing to use
SRV, and we'd have standardized on that long since.  Which would've been
fine, but browser vendors have had years to do it, and they never have.

Apparently, what they want is to send address queries and get redirected
answers. And if we can't make them do the smart thing, at least we can
give them an interoperable and standards-compliant way to do the dumb
thing.

-- 
Evan Hunt -- e...@isc.org
Internet Systems Consortium, Inc.

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