I'm not aware of American ISPs and CDNs straight-up blocking websites. That is distinctly European-style censorship.
American style censorship would be more like going through the courts to get an order to have the domains seized.
Check out: https://zamunda.net
The American censorship works by taking away your domain and lock you in prison but it is O.K. because your activities might have reduced shareholder value.
In that case, European-style censorship is preferable, because you can just use another DNS server.
Well we came pretty close with TikTok[1], which I guess is somewhat analogous.
[1] https://en.wikipedia.org/wiki/Efforts_to_ban_TikTok_in_the_U...