ok yes its the drivers its coruupted you network configeration is scrammed posibly by useing a proxy,vpn,or power failur easy fix though go into control panel,go to hard ware and sound device manager uninstall all your network adapters lan and ethernet now do a hardware scan it will re install it for you because u uninstalled your drivers the network configeration has been reset to defaults. yes now its fixed.i have same issues time to time this is the best fix