If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: 3f6bcU34YMWXCqQydaagbDL66CTN5YbNdMNYAfW14YzFQ8HcMnHvtYiMepsTjbVrQXmcTvYVfCfeZrZj2EtEVwMQZz8rfcsCMeUzR3wA4LeSVYriQHh9qQDK4ZqhUHSMf1muQnTrVNEqyUM5EriDpJ
You can also try to pass an automatic check but with no guarantee.