If an ip address is a house number, then a port is an apartment number.
You should have redirected your community somewhere else to begin with. It’s not your site. They make their own rules up. You played chicken with the Hoover dam.
The last panel but also with an instruction pamphlet.
Anyone that was around while Reddit was growing will remember that there were few subreddits to begin with. I think fediverse needs that to happen before expanding.
I don’t know how to fix it. Maybe sub-feddits need to be pruned if they aren’t thriving. Maybe tags in titles would be more helpful until they have enough content to warrant their on category.