If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: SmsYM4u6tNWtTNe4AR3aLzTvcY8GhpYQS78wPaJejkMAf58coJ3ZjtJZfk7ogCRWawTbiPyXBJBofDtZYLPoewK9jq9UtkP6tTVKwvH7CMqyJyBY4aDMwd8UVJFPMEcawLTQQEVwY6gSoKDSXbQLpHyZzuidbZ8
You can also try to pass an automatic check but with no guarantee.