please help me

I have played rust a long time an i cannot get onto any server it says, connection attempt failed. I have tried everything,restarting router and computer, verfifying,removing cfg file an verifying, reinstalling, making sure its on opt out of beta, i cannot connect to any servers. It isnt my firewall or antivirus, i turned both off to try them, im so confused my partner who is on the same internetand router , on windows 10 the same is getting on rust fine , me no.please can you help me.