If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: sk4coAVg6S9xE4rPDTaFjqk1x9ABHHD1TY9MkYwXSLXfjCroS9uAbTYhMqNw6HgGugnn7z3PpvuCAshf85CN1tHhpe9QwjxJWtyESCy8zygQsWjZzBaqiuPTmJKZTkSTPoVEZvEXkFuxyvQf8u8gKcxTB1gmvbqVyPUHJxdTnqQwfLPhUkt7A165NYU8StQYB4LBbc7CQukiLGHFqZsVFhybrW
You can also try to pass an automatic check but with no guarantee.