{"kind":"host","input":"psu.edu","report":{"host":"psu.edu","checkedAt":"2026-11-02T16:56:43.359Z","a":{"status":"found","values":["75.2.126.119","99.83.249.53"],"ttl":37099,"via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"ipv4-only","www":{"host":"www.psu.edu","a":{"status":"found","values":["18.67.76.115","18.67.76.16","18.67.76.72","18.67.76.38"],"ttl":60,"via":"Cloudflare","cname":["d1grabzpqvmyyx.cloudfront.net"]},"aaaa":{"status":"found","values":["2600:9000:2305:2c00:18:7374:6240:93a1","2600:9000:2305:5e00:18:7374:6240:93a1","2600:9000:2305:2200:18:7374:6240:93a1","2600:9000:2305:8000:18:7374:6240:93a1","2600:9000:2305:6c00:18:7374:6240:93a1","2600:9000:2305:fa00:18:7374:6240:93a1","2600:9000:2305:4c00:18:7374:6240:93a1","2600:9000:2305:2800:18:7374:6240:93a1"],"ttl":60,"via":"Cloudflare","cname":["d1grabzpqvmyyx.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":"psu.edu has no AAAA record."},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.psu.edu has 4 IPv6 addresses and answers on every one we tested (4 more not tested).","addresses":[{"address":"2600:9000:2305:2c00:18:7374:6240:93a1","result":"answers","port":443},{"address":"2600:9000:2305:5e00:18:7374:6240:93a1","result":"answers","port":443},{"address":"2600:9000:2305:2200:18:7374:6240:93a1","result":"answers","port":443},{"address":"2600:9000:2305:8000:18:7374:6240:93a1","result":"answers","port":443},{"address":"2600:9000:2305:6c00:18:7374:6240:93a1","result":"not tested"},{"address":"2600:9000:2305:fa00:18:7374:6240:93a1","result":"not tested"},{"address":"2600:9000:2305:4c00:18:7374:6240:93a1","result":"not tested"},{"address":"2600:9000:2305:2800:18:7374:6240:93a1","result":"not tested"}]},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"partial","detail":"At least one mail server has no AAAA record (1 of 4 checked do).","hosts":[{"host":"psu-edu.mail.protection.outlook.com","ipv6":true},{"host":"tr16g04.aset.psu.edu","ipv6":false},{"host":"tr10g05.aset.psu.edu","ipv6":false},{"host":"tr10g04.aset.psu.edu","ipv6":false}]},{"key":"dns","label":"Nameservers have IPv6","status":"pass","detail":"3 of 4 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"ns6.psu.edu","ipv6":true},{"host":"ns4.psu.edu","ipv6":true},{"host":"ns3.psu.edu","ipv6":false},{"host":"ns5.psu.edu","ipv6":true}]}]},"receiptId":"Qp4IIwFl1B","reused":true,"measuredAt":"2026-11-02T16:56:43.443Z"}