If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: 3f6FeWXkePBgpvNidR5tCuds8NAZeShBbh8oEA223zt4a2jVnM6uUZ2dhFhRS7ssrhzwpoWbsZeeCfQw1yRFpwpyL7of2cfG8YDgtrTiR7zNQUHGEx78wS26A3S6Cb42nfRLAeJHTnLcUJwDJUNUCW
You can also try to pass an automatic check but with no guarantee.