Cloudflare makes a website dual-stack from the user's perspective, regardless of whether the server is IPv4-only or IPv6-only. Typically, both the A and AAAA r

Cloudflare makes a website dual-stack from the user's perspective, regardless of whether the server is IPv4-only or IPv6-only. Typically, both the A and AAAA records point to the same Cloudflare proxy, because serving IPv4 and IPv6 via different infrastructure requires a lot of care to avoid subtle brokenness.