If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: sk4coAF2MNy7JavNo1xjBTpRUEdXJYyQEcQfvWkMhG9sxkwL2kaKbSi1aRpNVLyXVvPareGYT23d1BNecNwgy1guKJKoua2Ekt178XonpErYuwpBAAfgxSS2MjiNagEf6dbNwcuRhSxWNUWCw6tT2JPa47g9sQBiRfVV9yyYmwi37F4dSMAVhmyBKJ63XbjdGcSXoWvNAHSaRYrtKikK3VWCqC
You can also try to pass an automatic check but with no guarantee.