DNS resolvers (also called Domain Name resolvers) are the servers on the Internet that converts domain names into IP addresses.
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.
| Cloudflare | Primary DNS | Secondary DNS |
|---|---|---|
| IPV4 | 1.1.1.1 | 1.0.0.1 |
| IPV6 | 2606:4700:4700::1111 | 2606:4700:4700::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.
| Primary DNS | Secondary DNS | |
|---|---|---|
| IPV4 | 8.8.8.8 | 8.8.4.4 |
| IPV6 | 2001:4860:4860::8888 | 2001:4860:4860::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.
| OpenDNS | Primary DNS | Secondary DNS |
|---|---|---|
| IPV4 | 208.67.222.222 | 208.67.220.220 |
| IPV6 | 2620:119:35::35 | 2620:119:53::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.
| AdGuard | Primary DNS | Secondary DNS |
|---|---|---|
| IPV4 | 176.103.130.130 | 176.103.130.131 |
| IPV6 | 2a00:5a60::ad1:0ff | 2a00:5a60::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:
