{"kind":"host","input":"autodiscover.colorado.edu","report":{"host":"autodiscover.colorado.edu","checkedAt":"2026-11-03T16:13:43.430Z","a":{"status":"found","values":["52.96.111.88","52.96.163.56","52.96.183.40","52.96.88.24"],"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":["2603:1036:302:4846::8","2603:1036:302:4833::8","2603:1036:304:3406::8","2603:1036:303:3804::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"},"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.colorado.edu has 4 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2603:1036:302:4846::8","result":"answers","port":80},{"address":"2603:1036:302:4833::8","result":"answers","port":80},{"address":"2603:1036:304:3406::8","result":"answers","port":80},{"address":"2603:1036:303:3804::8","result":"answers","port":80}]},{"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":"6 of 6 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"a1-153.akam.net","ipv6":true},{"host":"a2-67.akam.net","ipv6":true},{"host":"a20-65.akam.net","ipv6":true},{"host":"a11-66.akam.net","ipv6":true},{"host":"a3-66.akam.net","ipv6":true},{"host":"a22-67.akam.net","ipv6":true}]}]},"https":{"status":"unknown","summary":"autodiscover.colorado.edu didn't complete an HTTPS request over IPv6 (ECONNREFUSED).","hops":[{"url":"https://autodiscover.colorado.edu/","address":"2603:1036:302:4846::8","note":"ECONNREFUSED"}]},"receiptId":"KqEGvbTHjl","reused":true,"measuredAt":"2026-11-03T16:13:43.488Z"}