20250918 .se have 1386721 delegated zones
4887418 UDP and 1 TCP questions in 1h15m54.323s gave us
30.09% have IPv6 on www
85.39% have IPv6 on one or more DNS
28.47% have IPv6 on one or more MX
268 have only IPv6 on the www
I know IPv6, NOT HTML! :)

 Date     www       ns       mx    IPv6-only
20250918 30.09     85.39    28.47     268
20250917 30.09     85.37    28.46     273
20250916 29.99     85.13    28.37     273
20250915 30.09     85.39    28.45     272
20250914 30.03     85.24    28.39     273
20250913 30.07     85.35    28.43     272
20250912 30.09     85.39    28.45     304
20250911 30.10     85.41    28.46     329
20250910 30.11     85.42    28.47     247
20250909 30.05     85.29    28.42     246