If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: sk4cihqKxAi8wCoYnhQtqTV2yXKvByTpW64firM1nE3246BjTxT4L3xWWC5gjAZjaPeK3GmUpj9d9urFwR1U3Vsvj4MeAgqfqKxXyWnERqffp7cBrj9u31UhHof8v1HoEJzUx54RjuRAFM66ASssW5yNbhNaXWPPTAQVNJVNq7f8CGEK7KbCEV9KkbZuagKfXdGEs5BpXMEXWPLStDCSggsk3Y
You can also try to pass an automatic check but with no guarantee.