Why can a site be included in the unified register of the Russian Federation?

Question

Computer networks

Hello everyone, why can a site be included in the unified register of the Russian Federation?

Answer 1

Anything in this country.

Answer 2

They bring in on a "knock" - citizens have not yet forgotten how to knock
The same person who wrote the comment on the site can knock
The letter can be sent to a non-existent mailbox - they don't care that you didn't receive it
Most often you find out about the blocking due to a drop in traffic
Such cases

Answer 3

Go to the portal of the Ministry of Justice, there are examples of "extremist" materials. And Roskomnadzor can ban you for anything, absolutely.