{"kind":"host","input":"us.avonet.cz","report":{"host":"us.avonet.cz","checkedAt":"2026-11-15T17:45:37.594Z","a":{"status":"found","values":["217.112.162.145"],"ttl":3600,"via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"ipv4-only"},"readiness":{"grade":"D","summary":"The website has no IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"fail","detail":"us.avonet.cz 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":"3 of 3 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"ns.avonet.cz","ipv6":true},{"host":"sns.avonet.cz","ipv6":true},{"host":"tns.avonet.cz","ipv6":true}]}]},"receiptId":"AS58l_QAj8","reused":true,"measuredAt":"2026-11-15T17:45:37.702Z"}