{"kind":"host","input":"atlassian.net","report":{"host":"atlassian.net","checkedAt":"2026-10-31T17:20:46.312Z","a":{"status":"found","values":["13.227.180.4"],"ttl":45,"via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"ipv4-only","www":{"host":"www.atlassian.net","a":{"status":"found","values":["13.227.180.4"],"ttl":58,"via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"ipv4-only"}},"readiness":{"grade":"D","summary":"The website has no IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"fail","detail":"atlassian.net has no AAAA record."},{"key":"www","label":"www over IPv6","status":"fail","detail":"www.atlassian.net has no AAAA record."},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"fail","detail":"No MX records, so mail goes to the domain's own address (implicit MX). It has no 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-110.awsdns-13.com","ipv6":true},{"host":"ns-1339.awsdns-39.org","ipv6":true},{"host":"ns-1977.awsdns-55.co.uk","ipv6":true},{"host":"ns-573.awsdns-07.net","ipv6":true}]}]},"receiptId":"hSq2hdvd82"}