{"kind":"host","input":"serasa.blog","report":{"host":"serasa.blog","checkedAt":"2026-11-12T03:44:03.313Z","a":{"status":"found","values":["104.21.11.39","172.67.165.33"],"ttl":300,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2606:4700:3033::6815:b27","2606:4700:3033::ac43:a521"],"ttl":300,"via":"Cloudflare","cname":[]},"verdict":"dual-stack"},"readiness":{"grade":"A","summary":"Website, mail and DNS all work over IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"pass","detail":"serasa.blog has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2606:4700:3033::6815:b27","result":"answers","port":443},{"address":"2606:4700:3033::ac43:a521","result":"answers","port":443}]},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"pass","detail":"No MX records, so mail goes to the domain's own address (implicit MX). It has an 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":"adelaide.ns.cloudflare.com","ipv6":true},{"host":"clyde.ns.cloudflare.com","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate: HTTP 403.","hops":[{"url":"https://serasa.blog/","address":"2606:4700:3033::6815:b27","status":403,"tls":"valid"}]},"receiptId":"ACBGUnslz1","reused":true,"measuredAt":"2026-11-12T03:44:03.367Z"}