{"kind":"host","input":"autodiscover.cargurus.ca","report":{"host":"autodiscover.cargurus.ca","checkedAt":"2026-11-05T21:29:51.999Z","a":{"status":"found","values":["40.104.46.88","52.96.88.8","52.96.88.56","52.96.90.40","52.96.111.24","52.96.111.88","52.96.181.40","52.96.242.24"],"ttl":10,"via":"Cloudflare","cname":["autodiscover.outlook.com","autodiscover.outlook.cloud.microsoft","acdcatm.autodiscover.mira.tm.svc.cloud.microsoft","atm.autodiscover.mira.tm.svc.cloud.microsoft"]},"aaaa":{"status":"found","values":["2603:1036:207:455::8","2603:1036:207:456::8","2603:1036:207:457::8","2603:1036:207:458::8","2603:1036:207:2000::8","2603:1036:302:40e0::8","2603:1036:302:505c::8","2603:1036:302:505e::8"],"ttl":10,"via":"Cloudflare","cname":["autodiscover.outlook.com","autodiscover.outlook.cloud.microsoft","acdcatm.autodiscover.mira.tm.svc.cloud.microsoft","atm.autodiscover.mira.tm.svc.cloud.microsoft"]},"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":"autodiscover.cargurus.ca has 4 IPv6 addresses and answers on every one we tested (4 more not tested).","addresses":[{"address":"2603:1036:207:455::8","result":"answers","port":80},{"address":"2603:1036:207:456::8","result":"answers","port":80},{"address":"2603:1036:207:457::8","result":"answers","port":80},{"address":"2603:1036:207:458::8","result":"answers","port":80},{"address":"2603:1036:207:2000::8","result":"not tested"},{"address":"2603:1036:302:40e0::8","result":"not tested"},{"address":"2603:1036:302:505c::8","result":"not tested"},{"address":"2603:1036:302:505e::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":"pass","detail":"4 of 4 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"ns-1044.awsdns-02.org","ipv6":true},{"host":"ns-1956.awsdns-52.co.uk","ipv6":true},{"host":"ns-469.awsdns-58.com","ipv6":true},{"host":"ns-996.awsdns-60.net","ipv6":true}]}]},"https":{"status":"unknown","summary":"autodiscover.cargurus.ca didn't complete an HTTPS request over IPv6 (ECONNREFUSED).","hops":[{"url":"https://autodiscover.cargurus.ca/","address":"2603:1036:207:455::8","note":"ECONNREFUSED"}]},"receiptId":"bD6SFgejui","reused":true,"measuredAt":"2026-11-05T21:29:52.053Z"}