If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: 4wSCaHeKmvsQBFWcfywzPxnJmCyXoG8637aC28zfkRgrsA2xbsXzwpGd777gzBCoZLfcY2R2kVnGv8PNmMURghzfY83S3W8J4SHxdpVRBkifz6oCxb3pHGFivCpMNwWNdJDxfvVTToNe9L3KTAStpzEcNS
You can also try to pass an automatic check but with no guarantee.