If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: tktUjCdYzPwrG3NH9u2XS2XH66jkBxkR1zCNf6CtcQ9UFhKh8YnooKBPtWFKBiJwJmNLSJSUSQf2FdzutpFXZw8xQVMAFaT4rb5LuHMrYvuX318SgarNtbVxXTJcbbyc9tjUUPBjUHkaZKs7ghrpsCMC
You can also try to pass an automatic check but with no guarantee.