{"kind":"host","input":"nginx.org","report":{"host":"nginx.org","checkedAt":"2026-10-31T01:36:07.986Z","a":{"status":"found","values":["3.147.99.198"],"ttl":60,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2a05:d014:5c0:2600::6","2a05:d014:5c0:2601::6"],"ttl":105,"via":"Cloudflare","cname":[]},"verdict":"dual-stack","www":{"host":"www.nginx.org","a":{"status":"found","values":["3.136.61.53"],"ttl":60,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2a05:d014:5c0:2601::6","2a05:d014:5c0:2600::6"],"ttl":120,"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":"nginx.org has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2a05:d014:5c0:2600::6","result":"answers","port":443},{"address":"2a05:d014:5c0:2601::6","result":"answers","port":443}]},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.nginx.org has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2a05:d014:5c0:2601::6","result":"answers","port":443},{"address":"2a05:d014:5c0:2600::6","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":"ns1.f5clouddns.com","ipv6":true},{"host":"ns2.f5clouddns.com","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate: HTTP 200.","hops":[{"url":"https://nginx.org/","address":"2a05:d014:5c0:2600::6","status":200,"tls":"valid"}]},"receiptId":"fXOIxNF-ak"}