{"kind":"host","input":"ucsd.edu","report":{"host":"ucsd.edu","checkedAt":"2026-10-31T15:05:30.166Z","a":{"status":"found","values":["99.83.137.54","75.2.44.127"],"ttl":80448,"via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"ipv4-only","www":{"host":"www.ucsd.edu","a":{"status":"found","values":["44.234.239.162","54.189.216.73"],"ttl":60,"via":"Cloudflare","cname":["cms-web-1573499122.us-west-2.elb.amazonaws.com"]},"aaaa":{"status":"absent","via":"Cloudflare","cname":["cms-web-1573499122.us-west-2.elb.amazonaws.com"]},"verdict":"ipv4-only"}},"readiness":{"grade":"D","summary":"The website has no IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"fail","detail":"ucsd.edu has no AAAA record."},{"key":"www","label":"www over IPv6","status":"fail","detail":"www.ucsd.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":"inbound.ucsd.edu","ipv6":false}]},{"key":"dns","label":"Nameservers have IPv6","status":"pass","detail":"2 of 3 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"ns-auth2.ucsd.edu","ipv6":true},{"host":"ns-auth3.ucsd.edu","ipv6":true},{"host":"ns-auth1.ucsd.edu","ipv6":false}]}]},"receiptId":"vmjsmVEYUO"}