{"kind":"host","input":"umd.edu","report":{"host":"umd.edu","checkedAt":"2026-11-02T15:39:11.660Z","a":{"status":"found","values":["94.247.142.1"],"ttl":150,"via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"ipv4-only","www":{"host":"www.umd.edu","a":{"status":"found","values":["165.227.248.71"],"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":"umd.edu has no AAAA record."},{"key":"www","label":"www over IPv6","status":"fail","detail":"www.umd.edu has no AAAA record."},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"fail","detail":"None of the mail servers has an AAAA record.","hosts":[{"host":"mx1.umd.iphmx.com","ipv6":false},{"host":"mx2.umd.iphmx.com","ipv6":false}]},{"key":"dns","label":"Nameservers have IPv6","status":"fail","detail":"No nameserver has an AAAA record — an IPv6-only resolver can't reach this domain's DNS.","hosts":[{"host":"ns.ums.edu","ipv6":false},{"host":"ns1.umd.edu","ipv6":false},{"host":"ns2.umd.edu","ipv6":false}]}]},"receiptId":"21GZolDnQB","reused":true,"measuredAt":"2026-11-02T15:39:11.700Z"}