If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: SmsYLA21XhvN1zJi1X58jjjY2g55mYFp6BRnH93xUBmeURMiXvJGpKFJFjJRstvRnQ3qoqDXqaT6wC69KzLNYQqdrirvBAcCZ9w1SACNSowSjCif6RXpDcWWvWmEeFNyvjeCy7TMcLXDPAiBMfV2ExQbdvDAmxJ
You can also try to pass an automatic check but with no guarantee.