If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: btunujMLkZoSqLQJH2MN9igY3e6nkWnFDhcBKcdTHT2NSRsUMJkwvniztkUtXVxLYVerjMSYv35whEpHTCt96vVX5U6BYE1JxEDugetB9hTaaqts2hoQQsvDCAxcgJEnXe6AQyp68818BPhU3mnW
You can also try to pass an automatic check but with no guarantee.