If you host Web sites on this server and have a standalone DNS server acting as a primary (master) name server for your sites, you may want to set up your control panel's DNS server to function as a secondary (slave) name server.
To make the control panel's DNS server act as a secondary name server:
To make the control panel's DNS server act as a primary for a zone:
If you have external name servers authoritative for some of your Web sites, switch off the control panel's DNS service for each site served by external name servers.
To switch off the control panel's DNS service for a site served by an external name server:
Note: The listed name server records have no effect on the system. They are only presented on the screen as clickable links to give you a chance to validate the configuration of the zone maintained on the external authoritative name servers.
If you wish to validate the configuration of a zone maintained on authoritative name servers:
Repeat this for each name server you would like to test. The records will appear in the list.
Parallels Plesk Panel will retrieve the zone file from a remote name server and check the resource records to make sure that domain's resources are properly resolved. The results will be interpreted and displayed on the screen.