If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: 4wMBTC1zmEd7LpYkCfNHXkUukWzpojkuhWwyMsbd5BrY5tE6R5ybMtwpBp7Zj3N831eeDvpH7xrJZCVJprmA9vbdRatuKWTizdr6YPk8M9f94yeEVbdY3P7RPi2AsnyjVGUvopYE8mGb4R8HtsoKdbQjwc
You can also try to pass an automatic check but with no guarantee.