{"domain":"barnesandnoble.com","result":true,"measuredAt":"2026-11-01T15:11:32.128Z","receiptId":"utxnNZ74o5","answer":{"kind":"host","input":"barnesandnoble.com","report":{"host":"barnesandnoble.com","checkedAt":"2026-11-01T15:11:32.088Z","a":{"status":"found","values":["23.227.38.65"],"ttl":300,"via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"ipv4-only","www":{"host":"www.barnesandnoble.com","a":{"status":"found","values":["23.227.38.74"],"ttl":80,"via":"Cloudflare","cname":["shops.myshopify.com"]},"aaaa":{"status":"found","values":["2620:127:f00f:e::"],"ttl":212,"via":"Cloudflare","cname":["shops.myshopify.com"]},"verdict":"dual-stack"}},"readiness":{"grade":"D","summary":"The website has no IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"fail","detail":"barnesandnoble.com has no AAAA record."},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.barnesandnoble.com has an AAAA record and answers on it.","addresses":[{"address":"2620:127:f00f:e::","result":"answers","port":443}]},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"fail","detail":"None of the mail servers has an AAAA record.","hosts":[{"host":"mxa-00189e01.gslb.pphosted.com","ipv6":false},{"host":"mxb-00189e01.gslb.pphosted.com","ipv6":false}]},{"key":"dns","label":"Nameservers have IPv6","status":"pass","detail":"6 of 6 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"a1-225.akam.net","ipv6":true},{"host":"a13-64.akam.net","ipv6":true},{"host":"a22-67.akam.net","ipv6":true},{"host":"a18-65.akam.net","ipv6":true},{"host":"a3-64.akam.net","ipv6":true},{"host":"a20-66.akam.net","ipv6":true}]}]}},"states":[{"firstSeen":"2026-11-01T15:11:32.128Z","lastConfirmed":"2026-11-01T15:11:32.128Z","checks":1,"verdict":"ipv4-only","grade":"D","web":"fail","www":"pass","mail":"fail","dns":"pass","secondLook":null}]}