If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: SmsYM4u6tNWtTNe3quPZjoNoa212aotA3og5duTKGmdGvn668QK4shGNWsr7bUtgurHM4M3ARzVHGjAiajraJd9YgDftyQCkVhY1msXBriuWtJLT4z5CBjNnMzAfKneYVn6onGd1gQG5CwJ9Z5bnArgMKonfWDt
You can also try to pass an automatic check but with no guarantee.