{"kind":"host","input":"elastic.co","report":{"host":"elastic.co","checkedAt":"2026-11-01T18:24:41.747Z","a":{"status":"found","values":["34.107.161.234"],"ttl":300,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2600:1901:0:1f6d::"],"ttl":128,"via":"Cloudflare","cname":[]},"verdict":"dual-stack","www":{"host":"www.elastic.co","a":{"status":"found","values":["151.101.2.132","151.101.66.132","151.101.130.132","151.101.194.132"],"ttl":60,"via":"Cloudflare","cname":["dualstack.j.sni.global.fastly.net"]},"aaaa":{"status":"found","values":["2a04:4e42::644","2a04:4e42:200::644","2a04:4e42:400::644","2a04:4e42:600::644"],"ttl":60,"via":"Cloudflare","cname":["dualstack.j.sni.global.fastly.net"]},"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":"elastic.co has an AAAA record and answers on it.","addresses":[{"address":"2600:1901:0:1f6d::","result":"answers","port":443}]},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.elastic.co has 4 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2a04:4e42::644","result":"answers","port":443},{"address":"2a04:4e42:200::644","result":"answers","port":443},{"address":"2a04:4e42:400::644","result":"answers","port":443},{"address":"2a04:4e42:600::644","result":"answers","port":443}]},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"pass","detail":"Every mail server has an AAAA record.","hosts":[{"host":"aspmx.l.google.com","ipv6":true},{"host":"alt3.aspmx.l.google.com","ipv6":true},{"host":"alt4.aspmx.l.google.com","ipv6":true},{"host":"alt1.aspmx.l.google.com","ipv6":true},{"host":"alt2.aspmx.l.google.com","ipv6":true}]},{"key":"dns","label":"Nameservers have IPv6","status":"pass","detail":"4 of 4 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"ns-1168.awsdns-18.org","ipv6":true},{"host":"ns-1737.awsdns-25.co.uk","ipv6":true},{"host":"ns-339.awsdns-42.com","ipv6":true},{"host":"ns-785.awsdns-34.net","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate after 1 redirect: HTTP 200.","hops":[{"url":"https://elastic.co/","address":"2600:1901:0:1f6d::","status":301,"tls":"valid"},{"url":"https://www.elastic.co/","address":"2a04:4e42::644","status":200,"tls":"valid"}]},"receiptId":"cBD-tKmkfN","reused":true,"measuredAt":"2026-11-01T18:24:41.995Z"}