If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: SmsYM4u6tNWtTNe1NhiEtMMSvY1zBWGEJCvE3AXrpd8VgqbKurzTrG9DkDnwikMUYx4UqJb8TFfZuS43yqsXMeMc4siHbHKU54dhZXX8N5zVZNB7nFGBB1u3iJzoTUsMFi3uXpEMUmjLgcNPuM4uGYxCHZEWtzJ
You can also try to pass an automatic check but with no guarantee.