dev.to is blocked on HN for this reason (try submitting a dev.to link; it won't appear under New.)

There's an old thread where dang explains that it's blacklisted (along with many many other sites) due to the consistently poor article quality.

> try submitting a dev.to link; it won't appear under New.

I think you'll see it if you're logged in and have showdead turned on.

Conversely if you post something sophisticated there it will likely bomb. A bunch of emojis and explaining JS closures for the hundredth time. Does well!