If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: sk4coAVg6S9xE4rPDTaFzX3wuBNPkbMbnfdHcB1rDPYRtArqT5C7RpfBBoiMz1UhBzihWYM1JHqUaWm6rc3PqaDqrutE8BMawL73w3opa3dioMLdgk2miuDyQgm7dmmvVgFFNnCKo3atfy4cfEy9377szdFVthyyc2F4xr1uaVQvETi9ybz78tuXFNqU8vY7C9H3zTh3rCV8ymBWvJKdchrwLJ
You can also try to pass an automatic check but with no guarantee.