If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: tktUHXDnygiq8vZhpkFkv6DPagcDR3EDpNQtTWmnuEu5P3jMtyEs6VVbyX3sGX6zUfLvMgFZv4JBuCvG2zeKYQc74vaJMiUksqzjVgx2mVXL8nkhWQeLAg3rRcp6rTfWye1UqG78xYsQqByT8E5ZynCn
You can also try to pass an automatic check but with no guarantee.