The Net Virtue Hosting nameservers you will need to use are:
Entry/Business Level Plans
ns1.netvirtue.com.au
ns2.netvirtue.com.au
ns3.netvirtue.com.au Reseller Plans (for both the reseller and resold accounts)
ns1.cpcloud.com.au
ns2.cpcloud.com.au
ns3.cpcloud.com.au Managed WordPress
ns1.managedwp.com.au
ns2.managedwp.com.au Free DNS
ns1.dns-service.net.au
ns2.dns-service.net.au