If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: 4u8te7RnpP6tminn3CFQUPSy4mvQBnuHJGNEMWczmcPgEEKWUiAc9CG2jxoFuKwn3JCtVHpnDSarsvukvs3wXp4YtMb4xQEEH6BtRF1pgXSE32utHZgNPbLKkgN6scSym86GFCcBv1WtEXaxLqQvoa5Lz
You can also try to pass an automatic check but with no guarantee.