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Public DNS Servers

This page is an overview to the most common public DNS servers.

IPv4 Public DNS

Provider Primary DNS Secondary DNS
Google 8.8.8.8 8.8.4.4
Quad9 9.9.9.9 149.112.112.112
OpenDNS Home 208.67.222.222 208.67.220.220
Cloudflare 1.1.1.1 1.0.0.1
CleanBrowsing 185.228.168.9 185.228.169.9
Verisign 64.6.64.6 64.6.65.6
Alternate DNS 198.101.242.72 23.253.163.53
AdGuard DNS 176.103.130.130 176.103.130.131

IPv6 Public DNS

Google IPv6

Google Public DNS promises three core benefits: a faster browsing experience, improved security, and accurate results without redirects.

Primary DNS: 2001:4860:4860::8888
Secondary DNS: 2001:4860:4860::8844

Quad9 IPv6

Quad9 has free public DNS servers that protect your computer and other devices from cyber threats by immediately and automatically blocking access to unsafe websites, without storing your personal data. Quad9 does not filter content — only domains that are phishing or contain malware will be blocked. Quad9 also has an insecure IPv4 public DNS at 9.9.9.10 (2620:fe::10 for IPv6).

Primary DNS: 2620:fe::fe
Secondary DNS: 2620:fe::9

OpenDNS IPv6

OpenDNS claims 100% reliability and up-time and is used by 90 million users around the world. The offer two sets of free public DNS servers, one of which is just for parental controls with dozens of filtering options.

Primary DNS: 2620:119:35::35
Secondary DNS: 2620:119:53::53

Cloudflare IPv6

Cloudflare built 1.1.1.1 to be the "fastest DNS service in the world" and will never log your IP address, never sell your data, and never use your data to target ads. In tests, it performed really well, with global average times of under 5ms, and europe average under 3ms! (Google's global average: 16ms, Google's europe average: 7ms)

Primary DNS: 2606:4700:4700::1111
Secondary DNS: 2606:4700:4700::1001