If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: sk4coTUCn8KSXJn5C7g3VemgLsSKFoacH63cAMgyjxXnH9hBYU6GWdZ3oecQAJ9AhZqB44ihFenDy7nWM9emr4iVJmgETNURXDsrCsM8XtDFFQXe9LVW64YZTCThvhcKRxqgsaXAcdrQDyPphdMGf6tP6E1mRDF3JE5VwQdGrByFLf8jD2p7LJZRyvuxC3iJwwMC56EYMie1JBthm4bZHJFd42
You can also try to pass an automatic check but with no guarantee.