Is there a federation issue with lemmy.world?

I've noticed today that world@lemmy.world hasn't had any new posts or comments for about a day now.

However when I go to https://lemmy.world/c/world in the browser there's way more activity.

The post when on feddit.uk https://feddit.uk/post/2700378

Same post when on Lemmy.world https://lemmy.world/post/5717372?scrollToComments=true