{"kind":"host","input":"flickr.com","report":{"host":"flickr.com","checkedAt":"2026-10-30T20:23:18.202Z","a":{"status":"found","values":["3.171.38.81","3.171.38.106","3.171.38.108","3.171.38.25"],"ttl":42,"via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"ipv4-only","www":{"host":"www.flickr.com","a":{"status":"found","values":["3.171.38.81","3.171.38.108","3.171.38.106","3.171.38.25"],"ttl":47,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2600:9000:28a0:f200:1b:3d3c:2240:93a1","2600:9000:28a0:b600:1b:3d3c:2240:93a1","2600:9000:28a0:fa00:1b:3d3c:2240:93a1","2600:9000:28a0:5000:1b:3d3c:2240:93a1","2600:9000:28a0:d400:1b:3d3c:2240:93a1","2600:9000:28a0:8c00:1b:3d3c:2240:93a1","2600:9000:28a0:0:1b:3d3c:2240:93a1","2600:9000:28a0:7000:1b:3d3c:2240:93a1"],"ttl":60,"via":"Cloudflare","cname":[]},"verdict":"dual-stack"}},"readiness":{"grade":"D","summary":"The website has no IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"fail","detail":"flickr.com has no AAAA record."},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.flickr.com has 4 IPv6 addresses and answers on every one we tested (4 more not tested).","addresses":[{"address":"2600:9000:28a0:f200:1b:3d3c:2240:93a1","result":"answers","port":443},{"address":"2600:9000:28a0:b600:1b:3d3c:2240:93a1","result":"answers","port":443},{"address":"2600:9000:28a0:fa00:1b:3d3c:2240:93a1","result":"answers","port":443},{"address":"2600:9000:28a0:5000:1b:3d3c:2240:93a1","result":"answers","port":443},{"address":"2600:9000:28a0:d400:1b:3d3c:2240:93a1","result":"not tested"},{"address":"2600:9000:28a0:8c00:1b:3d3c:2240:93a1","result":"not tested"},{"address":"2600:9000:28a0:0:1b:3d3c:2240:93a1","result":"not tested"},{"address":"2600:9000:28a0:7000:1b:3d3c:2240:93a1","result":"not tested"}]},{"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":"alt1.aspmx.l.google.com","ipv6":true},{"host":"alt2.aspmx.l.google.com","ipv6":true},{"host":"aspmx2.googlemail.com","ipv6":true},{"host":"aspmx3.googlemail.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-1244.awsdns-27.org","ipv6":true},{"host":"ns-1683.awsdns-18.co.uk","ipv6":true},{"host":"ns-421.awsdns-52.com","ipv6":true},{"host":"ns-573.awsdns-07.net","ipv6":true}]}]},"receiptId":"e8RDJ0zd1l"}