{"kind":"host","input":"microsoft365-download-office.com","report":{"host":"microsoft365-download-office.com","checkedAt":"2026-11-05T04:21:01.504Z","a":{"status":"found","values":["104.21.88.31","172.67.150.76"],"ttl":300,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2606:4700:3035::6815:581f","2606:4700:3032::ac43:964c"],"ttl":300,"via":"Cloudflare","cname":[]},"verdict":"dual-stack","www":{"host":"www.microsoft365-download-office.com","a":{"status":"found","values":["104.21.88.31","172.67.150.76"],"ttl":300,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2606:4700:3035::6815:581f","2606:4700:3032::ac43:964c"],"ttl":300,"via":"Cloudflare","cname":[]},"verdict":"dual-stack"}},"readiness":{"grade":"B","summary":"Works over IPv6, with one gap: its mail servers lack IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"pass","detail":"microsoft365-download-office.com has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2606:4700:3035::6815:581f","result":"answers","port":443},{"address":"2606:4700:3032::ac43:964c","result":"answers","port":443}]},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.microsoft365-download-office.com has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2606:4700:3035::6815:581f","result":"answers","port":443},{"address":"2606:4700:3032::ac43:964c","result":"answers","port":443}]},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"fail","detail":"None of the mail servers has an AAAA record.","hosts":[{"host":"fwd1.porkbun.com","ipv6":false},{"host":"fwd2.porkbun.com","ipv6":false}]},{"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":"martha.ns.cloudflare.com","ipv6":true},{"host":"zac.ns.cloudflare.com","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate: HTTP 403.","hops":[{"url":"https://microsoft365-download-office.com/","address":"2606:4700:3035::6815:581f","status":403,"tls":"valid"}]},"receiptId":"0vQ9lumAug","reused":true,"measuredAt":"2026-11-05T04:21:01.832Z"}