On Thu, Nov 19, 2009 at 09:46:47AM +0000, Benjamin Cobblah <cbnayai at yahoo.co.uk> wrote a message of 31 lines which said: > I am building a unix dns server. Authoritative (to serve data about your domains) or recursive (to resolve names like www.wikipedia.org)? If you do not know the difference, starts with: http://en.wikipedia.org/wiki/Domain_Name_System