{"kind":"host","input":"autodiscover.rtp.pt","report":{"host":"autodiscover.rtp.pt","checkedAt":"2026-11-15T17:04:34.069Z","a":{"status":"found","values":["40.104.16.232","40.104.47.200","52.96.19.88","52.96.87.200","52.96.87.232","52.96.88.8","52.96.109.152","52.96.111.56"],"ttl":10,"via":"Cloudflare","cname":["autodiscover.outlook.com","autodiscover.outlook.cloud.microsoft","atm.autodiscover.mira.tm.svc.cloud.microsoft"]},"aaaa":{"status":"found","values":["2603:1036:302:415d::8","2603:1036:302:415e::8","2603:1036:302:4823::8","2603:1036:302:4835::8","2603:1036:302:48b4::8","2603:1036:302:505b::8","2603:1036:302:505d::8","2603:1036:302:5061::8"],"ttl":10,"via":"Cloudflare","cname":["autodiscover.outlook.com","autodiscover.outlook.cloud.microsoft","atm.autodiscover.mira.tm.svc.cloud.microsoft"]},"verdict":"dual-stack"},"readiness":{"grade":"B","summary":"Works over IPv6, with one gap: its nameservers lack IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"pass","detail":"autodiscover.rtp.pt has 4 IPv6 addresses and answers on every one we tested (4 more not tested).","addresses":[{"address":"2603:1036:302:415d::8","result":"answers","port":80},{"address":"2603:1036:302:415e::8","result":"answers","port":80},{"address":"2603:1036:302:4823::8","result":"answers","port":80},{"address":"2603:1036:302:4835::8","result":"answers","port":80},{"address":"2603:1036:302:48b4::8","result":"not tested"},{"address":"2603:1036:302:505b::8","result":"not tested"},{"address":"2603:1036:302:505d::8","result":"not tested"},{"address":"2603:1036:302:5061::8","result":"not tested"}]},{"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":"fail","detail":"No nameserver has an AAAA record — an IPv6-only resolver can't reach this domain's DNS.","hosts":[{"host":"ns2.ptempresas.pt","ipv6":false},{"host":"ns10.ptempresas.pt","ipv6":false},{"host":"ns1.ptempresas.pt","ipv6":false}]}]},"https":{"status":"unknown","summary":"autodiscover.rtp.pt didn't complete an HTTPS request over IPv6 (ECONNREFUSED).","hops":[{"url":"https://autodiscover.rtp.pt/","address":"2603:1036:302:415d::8","note":"ECONNREFUSED"}]},"receiptId":"7nYG4FGbCy","reused":true,"measuredAt":"2026-11-15T17:04:34.428Z"}