Dear admins, I can see a lot of #fediblock post about instances that have should be blocked by everyone already, like rojogato.com and cum.salon yet they keep getting mentioned.

If you are an admin, please don't waste your time finding out which instance are bad by having a bad experience with them.

Look at this list, of 500 of the most blocked instances:
https://gist.github.com/yetzt/32c754fbe87009f8c161f40541147c70

Some I wouldn't advise to open for legal reason, but you do you.