If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: SmsYM4u6tNWtTNTzeAYmiZ9ExsMAXEJmpaWuPJ3Ji8ygMn6sMxeeA8E6XAc6pon4eTBWsFeNSN8M2ASuAhjzfDM3H6AH79WYpRzxWhJiGAgRik8vp1RRSjAt7b39iKPwaokgwSKntZy3SWeThQ3hKEAjmY7H3Zx
You can also try to pass an automatic check but with no guarantee.