First noticed it this morning, when I could not add an item in the iOS app, now tried to check the site and it did not load.
I always feel rather anxious when this happens...

Edit 1: Anybody been to the site this year...?
Edit 2: Checked whois. Apparently the domain only expires later this year in May (2022-05-11). (That's where my mind went, thought maybe it had expired 12/31...)