{"kind":"host","input":"amazon.co.uk","report":{"host":"amazon.co.uk","checkedAt":"2026-10-31T03:45:25.558Z","a":{"status":"found","values":["3.254.236.223","3.253.181.192","3.253.170.23"],"ttl":35,"via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"ipv4-only","www":{"host":"www.amazon.co.uk","a":{"status":"found","values":["3.167.51.129"],"ttl":27,"via":"Cloudflare","cname":["tp.bfbdc3ca1-frontier.amazon.co.uk","cf.bfbdc3ca1-frontier.amazon.co.uk"]},"aaaa":{"status":"found","values":["2600:9000:27c5:a400:15:c9dc:596:d01","2600:9000:27c5:4400:15:c9dc:596:d01","2600:9000:27c5:be00:15:c9dc:596:d01","2600:9000:27c5:f200:15:c9dc:596:d01","2600:9000:27c5:2c00:15:c9dc:596:d01","2600:9000:27c5:3a00:15:c9dc:596:d01","2600:9000:27c5:8200:15:c9dc:596:d01","2600:9000:27c5:1c00:15:c9dc:596:d01"],"ttl":16,"via":"Cloudflare","cname":["tp.bfbdc3ca1-frontier.amazon.co.uk","cf.bfbdc3ca1-frontier.amazon.co.uk"]},"verdict":"dual-stack"}},"readiness":{"grade":"D","summary":"The website has no IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"fail","detail":"amazon.co.uk has no AAAA record."},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.amazon.co.uk has 4 IPv6 addresses and answers on every one we tested (4 more not tested).","addresses":[{"address":"2600:9000:27c5:a400:15:c9dc:596:d01","result":"answers","port":443},{"address":"2600:9000:27c5:4400:15:c9dc:596:d01","result":"answers","port":443},{"address":"2600:9000:27c5:be00:15:c9dc:596:d01","result":"answers","port":443},{"address":"2600:9000:27c5:f200:15:c9dc:596:d01","result":"answers","port":443},{"address":"2600:9000:27c5:2c00:15:c9dc:596:d01","result":"not tested"},{"address":"2600:9000:27c5:3a00:15:c9dc:596:d01","result":"not tested"},{"address":"2600:9000:27c5:8200:15:c9dc:596:d01","result":"not tested"},{"address":"2600:9000:27c5:1c00:15:c9dc:596:d01","result":"not tested"}]},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"fail","detail":"None of the mail servers has an AAAA record.","hosts":[{"host":"amazon-smtp.amazon.com","ipv6":false}]},{"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-1256.awsdns-29.org","ipv6":true},{"host":"ns-1689.awsdns-19.co.uk","ipv6":true},{"host":"ns-430.awsdns-53.com","ipv6":true},{"host":"ns-558.awsdns-05.net","ipv6":true}]}]},"receiptId":"Ojjmo25rEF"}