IPv6 | OpenDNS
https://www.opendns.com/about/innovations/ipv6OpenDNS now supports IPv6 addresses — meaning that, by using the OpenDNS Sandbox, you’ll be able to resolve your DNS using IPv6 DNS servers. Why IPv6? IPv6 supports a far larger number of addresses than IPv4, which is why the change is taking place now — since IPv4 was implemented in 1981, the Internet has grown dramatically, and there are no more available IPv4 addresses.
1.1.1.1 — the Internet’s Fastest, Privacy-First DNS Resolver
https://1.1.1.1/dnsClick the IPv4 or IPv6 tab to view your DNS settings. Set the “Automatic” toggle on the DNS entry to Off. Provide the 1.1.1.1 DNS addresses in the DNS entries field: ... No, Cloudflare deeply believes in the value of free, fast, and private DNS and intends to provide the 1.1.1.1 DNS service for the forseeable future.