I have the same issue. In last several days I began to experience this weird issues: when I try to connect to a server and the connection process stops on "Checking DNS" or "Checking route IPv4". I need to try various servers in order to randomly find the one which connects successfully. Same issue on Android, but on Android it does establish the connection, but traffic is not working, internet in fact does not working. Trying various servers, before randomly one of them start to work. It seem