20250719 .se have 1386274 delegated zones
4884617 UDP and 1 TCP questions in 1h23m41.375s gave us
29.96% have IPv6 on www
85.00% have IPv6 on one or more DNS
28.23% have IPv6 on one or more MX
254 have only IPv6 on the www
I know IPv6, NOT HTML! :)

 Date     www       ns       mx    IPv6-only
20250719 29.96     85.00    28.23     254
20250718 29.95     84.98    28.23     254
20250717 30.01     85.13    28.28     255
20250716 29.96     85.00    28.23     256
20250715 29.96     85.03    28.24     254
20250714 29.92     84.89    28.20     254
20250713 29.90     84.84    28.19     254
20250712 29.93     84.90    28.20     254
20250711 29.92     84.88    28.21     254
20250710 29.89     84.61    28.18     255