The nameservers you will need to use depend on the server your site is hosted on.
If you are hosted on PBDC-1:
If you are hosted on PBDC-1:
ns1.pointblank.net.au
ns2.pointblank.net.au
If you are hosted on PBDC-AU-LC-01 or PBDC-AU-LC-02:
ns4.pointblank.net.au
ns5.pointblank.net.au
ns6.pointblank.net.au
ns4.pointblank.net.au
ns5.pointblank.net.au
ns6.pointblank.net.au