Someone created a Fediverse instance on an .arpa Domain which according to the laws of how DNS works should be impossible (Yes to my non-nerdy mutuals I am sorry but I'm a nerd and this is interesting) https://1.6.0.0.8.0.0.b.e.d.0.a.2.ip6.arpa/@domi/statuses/01JJS6BMXVDJTQFTRVX4ZKR2GW