There are lots more examples than Wikipedia, although that's a good one. Reddit, Twitter, and YouTube are other examples where you can find adult content if you

There are lots more examples than Wikipedia, although that's a good one. Reddit, Twitter, and YouTube are other examples where you can find adult content if you're looking for it, but if you block the whole site, you block a whole bunch of useful and in some cases educational content along with it. Now all that being said, this is a decent enough way to at least block the obvious stuff like Pornhub. For some, that might be good enough.