If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: SmsYanSfh7wBYpevTp3ctww1gYmcKGa2SzHsG6RnmeUR5eG2GesZqSVLLtXTFTqBKLdUPF5tZnqLQo4mEpuux3VGyuXswD7sKFSvrtY5uN8aWRwkuysS3xVXNq6K4fnWwz5kBHw6yxq1HZnH147jW7mqDgS6TWE
You can also try to pass an automatic check but with no guarantee.