If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: tktUHXDnygiq8vZivHb2YniteYUuzVXsBfzX5ivz8DQeXPUTJtL6fqYM4kx1fY3e9JdmPF4R9v4i5CEXWGs64tWYHQS22SEma7jtFMrCJzFvuxCBMeaGXgcKxc4HVcofJxMvLDGgXELVnf8zHX2j5ypS
You can also try to pass an automatic check but with no guarantee.