Most likely Roskomnadzor at work. Proving it definitively is difficult.
This site had an awesome writeup which helped:
https://ooni.org/post/2022-russia-blocks-amid-ru-ua-conflict...
(Packet trace showed a match to one of the methods listed)
Most likely Roskomnadzor at work. Proving it definitively is difficult.
This site had an awesome writeup which helped:
https://ooni.org/post/2022-russia-blocks-amid-ru-ua-conflict...
(Packet trace showed a match to one of the methods listed)