If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: SmsYM4u6tNWtTNe49rQVRKcv7T32a26ZBz3zsR3BUW7LygvDuLZfA3NG5x3ippvzwydCD3vgJgZjWvJT4oiHWGEeZi2VjZKX17b6Cv9QBhEtAxAGDFsiV55uu3EpCYNNHUjuJKy5zGrF8sTgn3tCe2PiCsNFbdG
You can also try to pass an automatic check but with no guarantee.