If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: sk4coAVg6S9xE4rPDTaG1TWdbZrSBUC3XZPwTM88Gfq3UpGFMTEQoPYqn42dwx73cjT3xg5rg2Gfsa58wHzVCGqgm65GTjwkkEJBBzgNVQAsGNR6d82vKUSpvAAarHNphGXXJ37BPkTaRMVjSjonbcFNfbxEkLGCXMBfxwuCTR7vYNRZFnYo3NFKXtwzK9aqjuCq7BgT5a9yWgNbfvXfCELYVc
You can also try to pass an automatic check but with no guarantee.