The best free and public DNS resolvers

DNS resolvers (also called Domain Name resolvers) are the servers on the Internet that converts domain names into IP addresses.

ICANNWiki

Here’s a list of the best publicly available fast and secure DNS resolvers service provider for free of cost.

Cloudflare DNS resolver [aka 1.1.1.1]

1.1.1.1 is a free Domain Name System (DNS) service. The public DNS service and servers are maintained and owned by Cloudflare in partnership with APNIC. The service functions as a recursive name server providing domain name resolution for any host on the Internet. The service was announced on April 1, 2018, and is claimed by Cloudflare to be “the Internet’s fastest, privacy-first consumer DNS service”.

According to DNSPerf, 1.1.1.1 is the world’s fastest recursive DNS resolver, beating other popular resolvers such as Google’s Public DNS resolver.

CloudflarePrimary DNSSecondary DNS
IPV41.1.1.11.0.0.1
IPV62606:4700:4700::11112606:4700:4700::1001

1.1.1.1 also offers an optional Family Protection mode for blocking access to websites with adult content as well as enforcing safe search in search engines.

Google Public DNS

Google Public DNS is a Domain Name System (DNS) service offered to Internet users worldwide by Google. It functions as a recursive name server. Google Public DNS was announced on 3 December 2009, in an effort described as “making the web faster and more secure”.

As of 2018, it is the largest public DNS service in the world, handling over a trillion queries per day.

GooglePrimary DNSSecondary DNS
IPV48.8.8.88.8.4.4
IPV62001:4860:4860::88882001:4860:4860::8844

OpenDNS

OpenDNS is a company and service that extends the Domain Name System (DNS) by adding features such as phishing protection and optional content filtering in addition to DNS lookup in its DNS servers.

OpenDNSPrimary DNSSecondary DNS
IPV4208.67.222.222208.67.220.220
IPV62620:119:35::352620:119:53::53

OpenDNS also offers an optional Family Protection mode for blocking access to websites with adult content as well as enforcing safe search in search engines.

AdGuard DNS resolver

A free service from AdGuard that provides an easy way to block ads, online trackers, and analytical systems on a DNS level. The product offers DNSCrypt, DNS over HTTPS, and DNS over TLS variants for encrypting all DNS requests and avoiding interception and/or alteration through DNS spoofing or other methods.

AdGuardPrimary DNSSecondary DNS
IPV4176.103.130.130176.103.130.131
IPV62a00:5a60::ad1:0ff2a00:5a60::ad2:0ff

AdGuard DNS also offers an optional Family Protection mode for blocking access to websites with adult content as well as enforcing safe search in search engines.

Additional DNS resolvers

Further several public DNS resolvers are as listed below: