A list of the best public and completely free dns servers, plus how to change them. If you are looking for a high-volume, programmable, authoritative name server using googles infrastructure, try googles cloud dns. Why should you try google public dns? Flashon speed up your browsing experience verifieduser. this database contains public dns servers that are reachable by ipv4 or ipv6. a public recursive name server (also called public dns resolver) is a name server service. dns jumper is a portable freeware tool which tests multiple public dns services to find out which delivers the best performance for you. The program has a lot of options, but isnt difficult to use. Securolytics, has some new high-speed public dns resolvers for use by the internet security community. It is a public dns resolver, but unlike most dns resolvers, 1. What is dns? The domain name system (dns) is the phonebook of the internet. Dns requests sent to our public resolver are sent over a secure channel, significantly decreasing the odds of any unwanted spying or man in the middle attacks. At thousandeyes, weve always been curious about the performance of various public dns resolvers -- especially since google threw their hat in the ring back in 2009. We satisfied our curiosity this week, so we thought wed share the results. Cloudflares mission is to help build a better internet and today we are releasing our dns resolver, 1. With this offering, were fixing the foundation of the internet by building a faster, more secure and privacy-centric public dns resolver.