DNS AAAA record | Cloudflare
www.cloudflare.com › learning › dnsBut IPv6 addresses offer exponentially more permutations and thus far more possible IP addresses. As an example of the difference between IPv4 and IPv6 addresses, Cloudflare offers a public DNS resolver that anyone can use by setting their device's DNS to 1.1.1.1 and 1.0.0.1. These are the IPv4 addresses.