{"kind":"host","input":"mass.gov","report":{"host":"mass.gov","checkedAt":"2026-11-02T20:12:03.009Z","a":{"status":"found","values":["13.248.160.110","76.223.33.104"],"ttl":20717,"via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"ipv4-only","www":{"host":"www.mass.gov","a":{"status":"found","values":["23.48.203.187","23.48.203.183"],"ttl":20,"via":"Cloudflare","cname":["cdn-www.mass.gov.edgekey.net","e78829.dscb.akamaiedge.net"]},"aaaa":{"status":"found","values":["2600:1408:ec00:b::1730:cbbb","2600:1408:ec00:b::1730:cbb7"],"ttl":20,"via":"Cloudflare","cname":["cdn-www.mass.gov.edgekey.net","e78829.dscb.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":"mass.gov has no AAAA record."},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.mass.gov has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2600:1408:ec00:b::1730:cbbb","result":"answers","port":443},{"address":"2600:1408:ec00:b::1730:cbb7","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-0018e801.gslb.pphosted.com","ipv6":false},{"host":"mxb-0018e801.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":"a5-66.akam.net","ipv6":true},{"host":"a8-67.akam.net","ipv6":true},{"host":"a1-243.akam.net","ipv6":true},{"host":"a11-66.akam.net","ipv6":true},{"host":"a16-64.akam.net","ipv6":true},{"host":"a18-66.akam.net","ipv6":true}]}]},"receiptId":"m-6HzkZgMl","reused":true,"measuredAt":"2026-11-02T20:12:03.092Z"}