> On 25 Nov 2019, at 22:31, Paul Ebersman <list-dns-operati...@dragon.net> 
> wrote:
> 
> Actually, it's a great argument for longer TTLs and caching doing what
> they're supposed to.

It would be if the root only got queries from well behaved recursive resolvers. 
But we both know Paul that simply isn't true.

Well over 90% of the query traffic at the root has no reason to be going there 
at all. For instance stub resolvers that don't care about TTLs or do any sort 
of caching, Chrome's 10-character nonce strings to detect NXDOMAIN rewriting, 
CPE querying for .home, enterprises leaking queries for .corp, etc, etc.

The amount and breadth of the crap that hits the root is staggering. I suppose 
that'll also be true for the recursive service offered by the likes of google 
or Comcast.
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