ok, here is the latest scope from what I know…

The old Nordvpn DNS addresses…162.242.211.137 (Texas) & 78.46.223.24 (Germany) are both visible to ipleak.net test even when VPN is enabled.

The new DNS addresses recommended by Nordvpn are 103.86.89.100 & 103.86.99.100 are from Australia and Singapore, are invisible to ipleak.net test with VPN enabled, but visible when VPN is off. The latest Nordvpn DNS addresses are from Nordvpn DD-WRT router setup guide webpage.