{"domain":"louisville.edu","result":true,"measuredAt":"2026-11-02T17:38:33.817Z","receiptId":"rEuBtygTX7","answer":{"kind":"host","input":"louisville.edu","report":{"host":"louisville.edu","checkedAt":"2026-11-02T17:38:33.724Z","a":{"status":"found","values":["136.165.238.241"],"ttl":37,"via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"ipv4-only","www":{"host":"www.louisville.edu","a":{"status":"found","values":["136.165.238.157"],"ttl":300,"via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"ipv4-only"}},"readiness":{"grade":"D","summary":"The website has no IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"fail","detail":"louisville.edu has no AAAA record."},{"key":"www","label":"www over IPv6","status":"fail","detail":"www.louisville.edu has no AAAA record."},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"pass","detail":"Every mail server has an AAAA record.","hosts":[{"host":"louisville-edu.mail.protection.outlook.com","ipv6":true}]},{"key":"dns","label":"Nameservers have IPv6","status":"pass","detail":"2 of 5 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"dns-dr-ex.louisville.edu","ipv6":false},{"host":"hermes.ipv6.louisville.edu","ipv6":true},{"host":"pan.louisville.edu","ipv6":false},{"host":"pan.ipv6.louisville.edu","ipv6":true},{"host":"hermes.louisville.edu","ipv6":false}]}]}},"states":[{"firstSeen":"2026-11-02T00:07:14.500Z","lastConfirmed":"2026-11-02T17:38:33.817Z","checks":3,"verdict":"ipv4-only","grade":"D","web":"fail","www":"fail","mail":"pass","dns":"pass","secondLook":null}]}