If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: tktUHX7mSKBdvQCNVMb4uhpWB6iCsS3uvn9rBVmzFezu9SWyCm6fiNYxQxCFyrKvq29vBB1pyt811pXwhiQUiMAxFgBicBgVEVHGRR1pbfVMrMg6uTxyK6sCtqo2gfF1HYwSZRMgETw2wVwVVkLtGRx2
You can also try to pass an automatic check but with no guarantee.