Yagamana

I have 400 hours on dayz but all of a sudden I cant join any server.I tried everythin I saw online.I verified files,I looked if my web drivers are up to date,I tried having another friend join a server from my account and then I tried to do it and it didnt work,I closed my wifi and open it again,I removed my ethernet cable and plugged it again,I tried to connect trough normal wifi not the ethernet..... Nothing worked.Help me pls