{"domain":"hhs.gov","result":true,"measuredAt":"2026-11-01T14:56:50.828Z","receiptId":"iEm2lW05go","answer":{"kind":"host","input":"hhs.gov","report":{"host":"hhs.gov","checkedAt":"2026-11-01T14:56:50.762Z","a":{"status":"found","values":["52.7.111.176"],"ttl":1426,"via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"ipv4-only","www":{"host":"www.hhs.gov","a":{"status":"found","values":["23.49.183.124"],"ttl":11,"via":"Cloudflare","cname":["www.hhs.gov.edgekey.net","e8604.dscx.akamaiedge.net"]},"aaaa":{"status":"found","values":["2600:1408:c400:1888::219c","2600:1408:c400:1884::219c"],"ttl":20,"via":"Cloudflare","cname":["www.hhs.gov.edgekey.net","e8604.dscx.akamaiedge.net"]},"verdict":"dual-stack"}},"readiness":{"grade":"D","summary":"The website has no IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"fail","detail":"hhs.gov has no AAAA record."},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.hhs.gov has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2600:1408:c400:1888::219c","result":"answers","port":443},{"address":"2600:1408:c400:1884::219c","result":"answers","port":443}]},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"pass","detail":"Every mail server has an AAAA record.","hosts":[{"host":"hhs-gov.mail.protection.outlook.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":"ns1-08.azure-dns.com","ipv6":true},{"host":"ns2-08.azure-dns.net","ipv6":true},{"host":"ns3-08.azure-dns.org","ipv6":true},{"host":"ns4-08.azure-dns.info","ipv6":true}]}]}},"states":[{"firstSeen":"2026-11-01T14:56:50.828Z","lastConfirmed":"2026-11-01T14:56:50.828Z","checks":1,"verdict":"ipv4-only","grade":"D","web":"fail","www":"pass","mail":"pass","dns":"pass","secondLook":null}]}