If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: 4u2iuJaasGMEh1mprT1U72Pt93AwegHF7QT6NMWd7nDrMDuv8n68ze7h3cXVhqQizpHZGdSSd2VGx4DWZNyXjJixCXGUefyn9BvYomupiUAa1WsP4ihEzWKYnCtmV5ko4S7FYgP8kdqbmShUw8BH2oWMc
You can also try to pass an automatic check but with no guarantee.