This solution has helped many fix Cannot connect to the server, Exiting the game, W0x2-SPELPWN1N2NT error in Lost Ark on Windows PC.

i cant connect to any counter strike online servers. I havent played since i clean installed WINXP. I re-installed and cant connect to any quickstart serves, i cant get any list of servers. It is ...

When I open TF2, I can see all the servers, but can't connect to any of them. I just get server not responding. I notice the list is much shorts than normal, probably only seeing 20% of the games.