{"domain":"ncsu.edu","result":true,"measuredAt":"2026-11-02T17:08:34.122Z","receiptId":"g7QIN_Q5_u","answer":{"kind":"host","input":"ncsu.edu","report":{"host":"ncsu.edu","checkedAt":"2026-11-02T17:08:34.041Z","a":{"status":"found","values":["152.1.28.6"],"ttl":1218,"via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"ipv4-only","www":{"host":"www.ncsu.edu","a":{"status":"found","values":["3.170.19.99","3.170.19.55","3.170.19.62","3.170.19.64"],"ttl":14,"via":"Cloudflare","cname":["d1x0sktwt3hwy7.cloudfront.net"]},"aaaa":{"status":"found","values":["2600:9000:286d:f600:14:c5e:3c0:93a1","2600:9000:286d:6a00:14:c5e:3c0:93a1","2600:9000:286d:b800:14:c5e:3c0:93a1","2600:9000:286d:3800:14:c5e:3c0:93a1","2600:9000:286d:8a00:14:c5e:3c0:93a1","2600:9000:286d:cc00:14:c5e:3c0:93a1","2600:9000:286d:8c00:14:c5e:3c0:93a1","2600:9000:286d:bc00:14:c5e:3c0:93a1"],"ttl":60,"via":"Cloudflare","cname":["d1x0sktwt3hwy7.cloudfront.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":"ncsu.edu has no AAAA record."},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.ncsu.edu has 4 IPv6 addresses and answers on every one we tested (4 more not tested).","addresses":[{"address":"2600:9000:286d:f600:14:c5e:3c0:93a1","result":"answers","port":443},{"address":"2600:9000:286d:6a00:14:c5e:3c0:93a1","result":"answers","port":443},{"address":"2600:9000:286d:b800:14:c5e:3c0:93a1","result":"answers","port":443},{"address":"2600:9000:286d:3800:14:c5e:3c0:93a1","result":"answers","port":443},{"address":"2600:9000:286d:8a00:14:c5e:3c0:93a1","result":"not tested"},{"address":"2600:9000:286d:cc00:14:c5e:3c0:93a1","result":"not tested"},{"address":"2600:9000:286d:8c00:14:c5e:3c0:93a1","result":"not tested"},{"address":"2600:9000:286d:bc00:14:c5e:3c0:93a1","result":"not tested"}]},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"pass","detail":"Every mail server has an AAAA record.","hosts":[{"host":"alt2.aspmx.l.google.com","ipv6":true},{"host":"aspmx3.googlemail.com","ipv6":true},{"host":"alt1.aspmx.l.google.com","ipv6":true},{"host":"aspmx2.googlemail.com","ipv6":true},{"host":"aspmx.l.google.com","ipv6":true}]},{"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":"ed11.ddi.ncsu.edu","ipv6":false},{"host":"ed31.ddi.ncsu.edu","ipv6":false},{"host":"ed21.ddi.ncsu.edu","ipv6":false}]}]}},"states":[{"firstSeen":"2026-11-02T00:08:29.066Z","lastConfirmed":"2026-11-02T17:08:34.122Z","checks":3,"verdict":"ipv4-only","grade":"D","web":"fail","www":"pass","mail":"pass","dns":"fail","secondLook":null}]}