Which DNS nameservers do I use?

Nameserver Info*

Shared Nameservers:
Primary: ns20.websitesource.net
Secondary: ns21.websitesource.net

Business Hosting Nameservers:
Primary: ns.websitesource.com
Secondary: ns2.websitesource.com

VPS Nameservers:
Primary: ns10.websitesource.com
Secondary: ns11.websitesource.com

Reseller Nameservers:
Primary: ns10.websitesource.com
Secondary: ns11.websitesource.com

* You will need to know what type of hosting account you have with Website Source in order to determine which nameservers to use.