Widexl designed this search engine optimization tool for to check link popularity from websites. The Link Popularity analysis script will search Google, AltaVista, MSN, HotBot, Lycos to determine how many pages are linking to your web page. Many search engines today are ranking web sites by the number of sites linking to them. Link Popularity analysis is also important for a high keyword search engines page ranking and PageRank. Take a link popularity analysis and check your link popularity against that from your competitors.

http://www.widexl.com/remote/link-popularity/index.html