> Have you considered that part of the reason why DNS is ultra efficient is that it's a relatively constrained dataset of small but meaningful data objects? I’

> Have you considered that part of the reason why DNS is ultra efficient is that it's a relatively constrained dataset of small but meaningful data objects? I’m not sure it is. The size of DNSSEC responses are not insignificant. The apex for many domains is polluted with utter garbage: dig target.com TXT The DNS is ultra efficient because it’s cached and distributed, yes packet sizes are relatively small but a standard NUM record would be smaller than the original udp packet limit of 512.