Roskomnadzor blocked two pages of the site with articles " The decision to block pages on April 23 was made by the Prosecutor General's Office of the Russian Federation.
Since the site uses the https network protocol, blocking one of its pages resulted in a complete blocking of the site.
Note that on April 17, the chess portal blocked the ability for online users to play under the Russian flag..
Chess. com is a popular portal for online chess games and sports news.. According to the portal, it has more than 80 million registered. users.