If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: SmsYanSfh7wBYpku4RbP6cwmB5FF6iaMuZqw51pyXpv7wGxMdTn9wMhHKUuVP68FbT3bZMS4JCaso4nQRqNddkm8VCBHxV73sUAwuiv3wLJk1J92iM4JMYPt4xt5ii89piajVPwYwj9ibkKPcjnLdNEPmtLk4u4
You can also try to pass an automatic check but with no guarantee.