If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: sk4coAVg6S9xE4rPDeCYCDzVncJaEfxFa91A7sWkZpQ78sztkxWiEC1YpBbKwVsi4w2ZU5rYvVhT4syzGvFYX32GmKvtjhzW5AWvtBxGqArsuc9h718Xez9MHQUmtdHXUVBXNYxb6qMBTaYTrnEon9oaqbVniTjoGkTxYT9eWsctkSokSTh6h2j1wkYDuGLL1ZSLwFEerSpd75eBGC6ciATsoC
You can also try to pass an automatic check but with no guarantee.