If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: SmsYM4u6tNWtTNe1NhmQg6A6VnkT9WeaESCZNfVAdTVoDnhYHF92WzJYdspSTM7tgXysjU61o4CEfuADzGbS93gsEyYQvo9Cr6v5TPVV4n9KzhM7go99DEQRDYkqgqpX894srx7DtEoLiVJ3q4GEGh58rp4ASfg
You can also try to pass an automatic check but with no guarantee.