1. A computer-implemented method of generating domain specific search results, the method comprising: embedding a domain tuned search interface on a page of a web site; receiving a search input at the embedded domain tuned search interface; searching a network of sites to generate search results based on the search input; ranking the search results, using a computer processor, based on how similar the search results are to the search input and based on how similar the search results are to a predefined domain of interest associated with the domain tuned search interface, the predefined domain of interest being defined based on domain specific information received from a sponsor of the web site; and outputting the ranked search results for access by a user.