Frequent Disconnects (An unexpected disconnection occured)

I've the same problem. The dc patter is completely random. I tried using different server but nothing helps...

i had this problem for a long time, the only thing that solved this is VPN

https://pastebin.com/AhDYAzZJ
my winmtr route is above.
I'm using NordVPN on and off but having the same issue. All league I'm getting constantly disconnected multiple times per map. Also lagging out to the login screen from the hideout as well. Unplayable. Help, someone?