If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: btyZb4QgFWyukvbpXVqQspXvo7jemBfJA3Nc7BFh2LXFvcNMVfmGrQ3McEnS1HDZkN1qZMjjZpuWiaFACGjbWGd88FHd4Rngpd9wFvNrYTocyJ1fEvSdu2BqR3nByvuJQLmgNh3ho2QjjiAwF8MC
You can also try to pass an automatic check but with no guarantee.