The following pages are returning “404 page not found” consistently, for me at least. (Also, breaks infinite scroll on homepage.)

https://kbin.social/?p=2
https://kbin.social/?p=6
https://kbin.social/newest

(Though, https://kbin.social/newest?p=1 does seem to to work.)

Also not working:
https://kbin.social/all
https://kbin.social/active