20250404 .se have 1394378 delegated zones
4906904 UDP and 1 TCP questions in 47m33.843s gave us
29.53% have IPv6 on www
83.80% have IPv6 on one or more DNS
27.69% have IPv6 on one or more MX
266 have only IPv6 on the www
I know IPv6, NOT HTML! :)

 Date     www       ns       mx    IPv6-only
20250404 29.53     83.80    27.69     266
20250403 29.56     83.88    27.69     269
20250402 29.55     83.88    27.69     267
20250401 29.58     83.99    27.71     266
20250331 29.57     84.08    27.73     269
20250330 29.09     82.89    27.31     268
20250329 29.47     83.87    27.63     272
20250328 29.41     83.74    27.57     269
20250327 29.41     83.79    27.58     269
20250326 29.34     83.76    27.56     269