{"kind":"host","input":"autodiscover.nova.cz","report":{"host":"autodiscover.nova.cz","checkedAt":"2026-11-05T20:40:26.107Z","a":{"status":"found","values":["52.96.189.24","52.96.183.40","52.96.173.200","52.96.87.248"],"ttl":10,"via":"Cloudflare","cname":["autodiscover.outlook.com","autodiscover.outlook.cloud.microsoft","acdcatm.autodiscover.mira.tm.svc.cloud.microsoft","autod.ms-acdc-autod.office.com"]},"aaaa":{"status":"found","values":["2603:1036:304:2851::8","2603:1036:207:45c::8","2603:1036:302:4158::8","2603:1036:304:340a::8"],"ttl":10,"via":"Cloudflare","cname":["autodiscover.outlook.com","autodiscover.outlook.cloud.microsoft","acdcatm.autodiscover.mira.tm.svc.cloud.microsoft","autod.ms-acdc-autod.office.com"]},"verdict":"dual-stack","www":{"host":"www.autodiscover.nova.cz","a":{"status":"absent","via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"no-address"}},"readiness":{"grade":"B","summary":"Works over IPv6, with one gap: www doesn't fully work over IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"pass","detail":"autodiscover.nova.cz has 4 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2603:1036:304:2851::8","result":"answers","port":80},{"address":"2603:1036:207:45c::8","result":"answers","port":80},{"address":"2603:1036:302:4158::8","result":"answers","port":80},{"address":"2603:1036:304:340a::8","result":"answers","port":80}]},{"key":"www","label":"www over IPv6","status":"fail","detail":"www.autodiscover.nova.cz has no AAAA record."},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"pass","detail":"No MX records, so mail goes to the domain's own address (implicit MX). It has an AAAA record."},{"key":"dns","label":"Nameservers have IPv6","status":"pass","detail":"2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"jason.ns.cloudflare.com","ipv6":true},{"host":"dorthy.ns.cloudflare.com","ipv6":true}]}]},"https":{"status":"unknown","summary":"autodiscover.nova.cz didn't complete an HTTPS request over IPv6 (ECONNREFUSED).","hops":[{"url":"https://autodiscover.nova.cz/","address":"2603:1036:304:2851::8","note":"ECONNREFUSED"}]},"receiptId":"ZtJHv0XY1P","reused":true,"measuredAt":"2026-11-05T20:40:26.167Z"}