olofson.nu
There isn't much here, really...
Maybe try olofson.net instead?
Oh, there are some Minecraft servers on here:
Nether Playground (Live map)
Port25568
Version1.17.1
Players0/20
Plushy's Server
Port25566
Version1.19
Players0/20
Aquatic Playground
Port25567
Version1.13
Players0/20
(Server on port 25565 is down)
(Server on port 1337 is down)