If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: 4wMBTC1zmF99ScB5BkzFMwQXtgmGALdSEiaJukBK6KwB8cFL4uqHt5UniyTsJcc1DSgwDrDUXokk818pWap8NiadD1bjP292LrvvuEEDLXosKBrXEMnkgSajMk2uQrE6hvH2RVq5twyMVXx655tYccbCX8
You can also try to pass an automatic check but with no guarantee.