If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: 3t4NbBD3bAAxjohAzHSxq9GPCdkiHtAebXMQLpmDmAAmkauaNKuaaiS4fwRrNmrLW2K3pqfkrK2mUSNdsTBLNKt5urvJZai9UznuiUTY1oS4SQurxnNekGzzBk142TbfoEqvqUk7rb6QoqwgLXjHydHnPgfkb1d5kEjp
You can also try to pass an automatic check but with no guarantee.