If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: sk4cihqKxAi8wCoYnhPFDgdaTg2xtXcpWA6NTi5uTnQiiPofmQSrCFGU4ishqKFwUyHqa9Z1dVfpKPhdmoSLSA6B3a4h4RPEZDFmzF4cTUcATJf9k7Y7e2PSr9i7ncXshUTTGkTTGrhDps89RFWSWZykqBnRQoyojz9eMDRAgxuQwsDcetMcrGWGymBswCZCcbVoASAWj1e1GqEmkAGkfkoTVY
You can also try to pass an automatic check but with no guarantee.