For the Linux Hippo One Account, Hippo Starter, Hippo Business and Hippo Corporate Accounts you will need to set your name servers to the following.
NS1.PLANETHIPPO.COM
NS2.PLANETHIPPO.COM
For the Windows Hippo One Account, Hippo Starter, Hippo Business and Hippo Corporate Accounts you will need to set your name servers to the following.
NS1.HIPPODNS.CO.UK
NS2.HIPPODNS.CO.UK
Should you have any other domain name server questions please contact support.