If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: tjr6xQ7AspvRMgsrgcKVFT1gyWftgaGktLG3AFynaTA2tSeRzDhiqibqzvFgQATZz7xmRUF9HkHiEpzWuaQEpiEgNUVNvepoeneWi1zdJqpQZoCi4ocXVHA5NAibWMbv1TLGh2s5DFniewwJVw3d7Zen
You can also try to pass an automatic check but with no guarantee.