If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: 3f6Fd194oT4TfUMRsAhjRw7aGkhmAtBXFKTVSnfy1FmT5bFg8pUfmBAvVdoF8CcGJyDzphvfsFR7z8DyywGfqFegCchQPsxoHvVhuN2EedFkxmgNzxQT9hMNuPmfZVG2ziv8A78Whng1kjbWCcCFXt
You can also try to pass an automatic check but with no guarantee.