If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: 5sk5febYbSTDzqgjXQKJdJRhhHqZwjnzjGDpwSaxquF35dNHN5v9viVfxHKs7isXUqPEgLiqGVvkLnBHgFMzfrDGbii5sMwsxSSxhZ7ohx8FRDAvwCB4eQzfRSK4aVdG
You can also try to pass an automatic check but with no guarantee.