If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: SmsYM4u6tNWtTNe3quBSYpExz2tVrH8EC6XNy1jJPxHX6HTg2SRpkPnM187hmvK41hqD6RPPsLBqifRu6XLFUru6jF2jc6jrTxXeaL94goKbXMkjtjZ7hkSFGSUukh1AnAmHgJNyHriDmnfQrTCX6AgFiP9ZHw4
You can also try to pass an automatic check but with no guarantee.