{"kind":"host","input":"blog.ringcentral.com","report":{"host":"blog.ringcentral.com","checkedAt":"2026-11-02T17:27:43.420Z","a":{"status":"found","values":["66.81.247.6","66.81.247.250"],"ttl":300,"via":"Cloudflare","cname":["www-cf.ringcentral.com"]},"aaaa":{"status":"absent","via":"Cloudflare","cname":["www-cf.ringcentral.com"]},"verdict":"ipv4-only"},"readiness":{"grade":"D","summary":"The website has no IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"fail","detail":"blog.ringcentral.com has no AAAA record."},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"fail","detail":"No MX records, so mail goes to the domain's own address (implicit MX). It has no AAAA record."},{"key":"dns","label":"Nameservers have IPv6","status":"pass","detail":"2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"alfred.ns.cloudflare.com","ipv6":true},{"host":"deb.ns.cloudflare.com","ipv6":true}]}]},"receiptId":"BG91x45YCU","reused":true,"measuredAt":"2026-11-02T17:27:43.435Z"}