Domain Name Systems translates domain names meaningful to humans like www.example.com into the numerical identifiers like 208.77.188.166 associated with networking equipment for the purpose of locating and addressing these devices worldwide. In more simple language these are like switch broad converting easy-to-remember domain names.

Google Public DNS is a free, global Domain Name System (DNS) resolution service, which can be used by internet users as an alternative to their current DNS provider. While loading complex pages multiple DNS lookups are required which slows down the browsing speed, the new Public DNS tends to give web surfers faster, safer and reliable web experience says Google.

Google has provided detailed information in the Google code Blog and installation instructions for internet users to try their new effort for a faster web experience.