If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: sk4cihqKxAi8wCoYo1uVC6nZNFD57xu8QmHsZ7kB3ytP9XJTAXdci1pAHDTYesjLN5JMyyVkEWYBNefk3NVcp4qF2xfXt8ogScXnSgEL6iww4mSZjsraiDhkbPQxjRRFn2BjftmQkS1mD1FRyVW6SEL8mW3siJu1TasttZj9WMm8fU2p7z2QJtMT7cXNcPwooRSC8EYregKcq1XzQ97nnZo7MG
You can also try to pass an automatic check but with no guarantee.