How do I block an entire instance from showing up in New?

So I browse New to try and find new and interesting communities, but New is already flooded by bots. I’ve managed to block a few of these bots as “a person”, but one of them (Lemmit.OnlineBot), I can’t pull up their profile to block them. It just times out, every time. They are also running on their own instance, so if I...