If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: SmsYM4u6tNWtTNe4A8fb9bTizbqDyPXXhUahCPU34CfedyuBfZxTTaqJczdjafifMrRa8rU7zLkwnjU1aPwsSjWpVHBgzgN66M366NffBjUR9HqygG3MpDNZsKJEq21Dtt45rhaMCDNcb4VybNEjXW6DvE9aBGi
You can also try to pass an automatic check but with no guarantee.