"The domain name system (DNS) maps human-understandable Web site
addresses into numeric IP addresses. Launched in July 2006, OpenDNS
adds a few free services on top of the traditional DNS to block
phishing Web sites and auto-correct common misspelled URLs. And
thanks to some clever traffic routing and load-balancing
technology, OpenDNS can also deliver Web pages faster.
"'OpenDNS runs a really big, smart cache, so every OpenDNS user
benefits from the activities of the broader OpenDNS user base,'
says Allison Rhodes, community manager of OpenDNS..."