{"kind":"host","input":"zoom-us.info","report":{"host":"zoom-us.info","checkedAt":"2026-11-15T11:55:12.928Z","a":{"status":"found","values":["104.21.78.129","172.67.221.197"],"ttl":300,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2606:4700:3033::6815:4e81","2606:4700:3034::ac43:ddc5"],"ttl":300,"via":"Cloudflare","cname":[]},"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":"zoom-us.info has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2606:4700:3033::6815:4e81","result":"answers","port":443},{"address":"2606:4700:3034::ac43:ddc5","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":"2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"piotr.ns.cloudflare.com","ipv6":true},{"host":"rita.ns.cloudflare.com","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate after 1 redirect: HTTP 403.","hops":[{"url":"https://zoom-us.info/","address":"2606:4700:3033::6815:4e81","status":302,"tls":"valid"},{"url":"https://www.webex.com/","address":"2600:1408:c400:393::77","status":403,"tls":"valid"}]},"receiptId":"lkwT1ES5mF","reused":true,"measuredAt":"2026-11-15T11:55:13.370Z"}