On Mon, Nov 09, 2020 at 03:34:32PM +0000, Jim Reid <jim at rfc1035.com> wrote a message of 60 lines which said: > A well behaved resolving server will only send a handful of queries > (if that) to the root every day - ie whenever it needs to lookup a > TLD that hasn’t been cached. And may be not even so, if they implement RFC 8198, or RFC 8806.