If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: sk4coAVg6S9xE4rPDTaGkiznPeNSUWQKVqPKsirkbQBjv7dNYFJRprKWsHjW7DF6BoJ5G5nAJLNgucgj3B6Jb1LHuEC14oEpjnZk2LqZiNFJKzNjpfih3mRzchnGH1BGJZWM71gt5cFgzeBmqQ3SnMEQquG1ZXVsSb9PQFVhQqyEAxCxW8VC9goM34TcT6HTnq33WhZWkAvym8ffF7PUTSRTJn
You can also try to pass an automatic check but with no guarantee.