If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: 4wLknEncMZgd8MNaH9bUFVcWnQzY6mhyDiANWgbStt9FWqY368HyCp1xuJWfniHyP7VtmeKnYDtSqh9jbmqn1obNy9akZUEfruARq4U7XE7yz8fo7m2YxdhLzLp1ET66GCvgroRsSFG3oCfdfsZpkKcSFQ
You can also try to pass an automatic check but with no guarantee.