If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: 3f68xvWXftaC49aQNSwmS1UCjeEcKCNbEkzCTZd5S4yruyVgUTn1TJuedJKb8sFHhXyWTY5i4pzHY9FCEzLFHktJPyp68GccrVwz3uMoHfR3oBkU4VQBciQCJ6NbKiQfGFzvd6HNoBC7Up97aVm7LS
You can also try to pass an automatic check but with no guarantee.