{"kind":"host","input":"ddnss.de","report":{"host":"ddnss.de","checkedAt":"2026-10-31T17:03:19.462Z","a":{"status":"found","values":["85.114.136.161"],"ttl":60,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2001:4ba0:ffe6:1f::1"],"ttl":60,"via":"Cloudflare","cname":[]},"verdict":"dual-stack","www":{"host":"www.ddnss.de","a":{"status":"found","values":["85.114.136.161"],"ttl":60,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2001:4ba0:ffe6:1f::1"],"ttl":60,"via":"Cloudflare","cname":[]},"verdict":"dual-stack"}},"readiness":{"grade":"B","summary":"Works over IPv6, with one gap: its mail servers lack IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"pass","detail":"ddnss.de has an AAAA record and answers on it.","addresses":[{"address":"2001:4ba0:ffe6:1f::1","result":"answers","port":443}]},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.ddnss.de has an AAAA record and answers on it.","addresses":[{"address":"2001:4ba0:ffe6:1f::1","result":"answers","port":443}]},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"fail","detail":"None of the mail servers has an AAAA record.","hosts":[{"host":"mail.mc-p.de","ipv6":false}]},{"key":"dns","label":"Nameservers have IPv6","status":"pass","detail":"3 of 3 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"ns2.ddnss.de","ipv6":true},{"host":"ns1.ddnss.de","ipv6":true},{"host":"ns3.ddnss.de","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate: HTTP 403.","hops":[{"url":"https://ddnss.de/","address":"2001:4ba0:ffe6:1f::1","status":403,"tls":"valid"}]},"receiptId":"fLNTk8mjd_"}