If anything was being blocked you would see it there. AFAIK lemmy.world does not normally block/defederate anyone as a standard policy (including threads.net).
If you want an example on the other end of the spectrum go see https://beehaw.org/instances they are currently at 405 instances being blocked including threads.net.
No need to guess, just look at https://lemmy.world/instances
If anything was being blocked you would see it there. AFAIK lemmy.world does not normally block/defederate anyone as a standard policy (including threads.net).
If you want an example on the other end of the spectrum go see https://beehaw.org/instances they are currently at 405 instances being blocked including threads.net.