{"kind":"host","input":"webmail.illinois.edu","report":{"host":"webmail.illinois.edu","checkedAt":"2026-11-03T08:07:00.050Z","a":{"status":"found","values":["150.171.109.66"],"ttl":10,"via":"Cloudflare","cname":["alexand-webmail-e0ghgndpc7a7bbae.z01.azurefd.net","mr-z01.tm-azurefd.net"]},"aaaa":{"status":"found","values":["2603:1061:14:48::1"],"ttl":10,"via":"Cloudflare","cname":["alexand-webmail-e0ghgndpc7a7bbae.z01.azurefd.net","mr-z01.tm-azurefd.net"]},"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":"webmail.illinois.edu has an AAAA record and answers on it.","addresses":[{"address":"2603:1061:14:48::1","result":"answers","port":443}]},{"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":"3 of 3 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"dns3.illinois.edu","ipv6":true},{"host":"dns1.illinois.edu","ipv6":true},{"host":"dns2.illinois.edu","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate after 2 redirects: HTTP 417.","hops":[{"url":"https://webmail.illinois.edu/","address":"2603:1061:14:48::1","status":301,"tls":"valid"},{"url":"https://outlook.office.com/","address":"2603:1036:302:5061::2","status":301,"tls":"valid"},{"url":"https://outlook.office.com/mail/","address":"2603:1036:302:5061::2","status":417,"tls":"valid"}]},"receiptId":"f3eijwbWOQ","reused":true,"measuredAt":"2026-11-03T08:07:00.168Z"}