If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: tktUHX7mSKBdvQCNVMMDHxa2tt6kqHpA3WHw2ic3f5FCZGSeUGuuxEzZrCMgURKYkJw7wZtQTWz7hCPCffLV6vKpCZTFccu6yFFxzELZPcviN1BA1GkbjBHQD2HaT4jKQ2HHHdHHhK7ZPGLXWSnXeHvv
You can also try to pass an automatic check but with no guarantee.