Didn’t notice a thing and I was using it through the entire day

Lol? Mine didn’t go down? Geographically limited?

Apparently was not related to a cyber attack, as stated in status page (https://status.proton.me/)

We have resolved all service outages, and the situation has been stable for some time. We have identified the root cause of the problem, implemented a fix, and are now monitoring the results. Jan 09, 2025 - 19:27 CET

3:00 Eastern, email is working for me

Again?