If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: SmsYM4u6tNWtTNWjBLM2BMghavx9bMwTefYQhxgYnGg2JNgJa9ery6sDNoESRzVftBGkibEEK8JmaHz1LyS9MVj8TPUfky9sN9XdCfpDRBLxDLMPBuFC5FYPJTpDcNkwaG2r98tcPnabke23sZqcox67ks51CrS
You can also try to pass an automatic check but with no guarantee.