If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: buk4Jv5KTbmkv8Wuysd8E6m5AECRQrGWaMQrJGoKv41MNLxsYRMrXAJkB484PjLNnjSxCGpPU96SK1hVeeguZ5gpEnnrtNpSQQokb6wPyw8Fmh4LzkKRkCzrz5PDAmcBLQ4PYUqDmt1qaERwGPVQ
You can also try to pass an automatic check but with no guarantee.