{"kind":"host","input":"autoconfig.nethost.cz","report":{"host":"autoconfig.nethost.cz","checkedAt":"2026-11-15T17:05:00.175Z","a":{"status":"found","values":["217.16.182.49"],"ttl":300,"via":"Cloudflare","cname":["server85.viwefix.cz"]},"aaaa":{"status":"found","values":["2a00:1ed0:46:200::1213:56"],"ttl":300,"via":"Cloudflare","cname":["server85.viwefix.cz"]},"verdict":"dual-stack"},"readiness":{"grade":"A","summary":"Website, mail and DNS all work over IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"pass","detail":"autoconfig.nethost.cz has an AAAA record and answers on it.","addresses":[{"address":"2a00:1ed0:46:200::1213:56","result":"answers","port":443}]},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"pass","detail":"Every mail server has an AAAA record.","hosts":[{"host":"server85.viwefix.cz","ipv6":true}]},{"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":"dns.nethost.cz","ipv6":true},{"host":"pns.nethost.cz","ipv6":false},{"host":"sns.nethost.sk","ipv6":true},{"host":"tns.nethost.eu","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate: HTTP 403.","hops":[{"url":"https://autoconfig.nethost.cz/","address":"2a00:1ed0:46:200::1213:56","status":403,"tls":"valid"}]},"receiptId":"LjjePJEPgg","reused":true,"measuredAt":"2026-11-15T17:05:00.962Z"}