{"kind":"host","input":"en.unistra.fr","report":{"host":"en.unistra.fr","checkedAt":"2026-11-01T20:46:12.773Z","a":{"status":"found","values":["185.155.93.167"],"ttl":300,"via":"Cloudflare","cname":["fip-185-155-93-167.iaas.unistra.fr"]},"aaaa":{"status":"absent","via":"Cloudflare","cname":["fip-185-155-93-167.iaas.unistra.fr"]},"verdict":"ipv4-only"},"readiness":{"grade":"D","summary":"The website has no IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"fail","detail":"en.unistra.fr has no AAAA record."},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"fail","detail":"No MX records, so mail goes to the domain's own address (implicit MX). It has no AAAA record."},{"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":"ns1.u-strasbg.fr","ipv6":true},{"host":"ns2.u-strasbg.fr","ipv6":true},{"host":"shiva.jussieu.fr","ipv6":false}]}]},"receiptId":"aTtEVnae3U","reused":true,"measuredAt":"2026-11-01T20:46:13.127Z"}