Russian government have some more trusted CPUs than avarage consumer:
https://en.wikipedia.org/wiki/Elbrus-2S%2B
https://en.wikipedia.org/wiki/Baikal_CPU
It is understandable that they are not doing something completly new, because it is to much work. It is better to use existing technologies.
In regard to DNS system I will not be surprised it would be partially censored.