You DID has to be hosted to some provider. Whoever controls that domain controls to which location your content resolves. There’s one extra layer of indirection

You DID has to be hosted to some provider. Whoever controls that domain controls to which location your content resolves. There’s one extra layer of indirection, but the exact same issue is still there. If you own the domain, that’s fine. If it’s a thirst party domain and they refuse to cooperate: you’re screwed.