If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: sk4coAVg6S9xE4rPDTccyfFTKNosDHda7qAzEicdQVsfdxdrDmLDfRGgbe7CuY6867XcE3t8Hz7tE4mBQADbV3DxAEVshMo2mkgEnNqPkAYZWauHWo7QH2RtS8gD3CckRpL9MKpWh8Sw2syuHuByRFjxznk6B6GwWXZW8LWLmJs8T5qKeohhi8hTJ1yNZWUoLvQZyF5stnjwY6AwaHcLYuuUYn
You can also try to pass an automatic check but with no guarantee.