{"kind":"host","input":"bitdefender.com","report":{"host":"bitdefender.com","checkedAt":"2026-10-31T14:17:07.095Z","a":{"status":"found","values":["104.17.158.3","104.17.157.3"],"ttl":29,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2606:4700::6811:9e03","2606:4700::6811:9d03"],"ttl":90,"via":"Cloudflare","cname":[]},"verdict":"dual-stack","www":{"host":"www.bitdefender.com","a":{"status":"found","values":["104.18.1.169","104.18.0.169"],"ttl":13,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2606:4700::6812:1a9","2606:4700::6812:a9"],"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":"bitdefender.com has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2606:4700::6811:9e03","result":"answers","port":443},{"address":"2606:4700::6811:9d03","result":"answers","port":443}]},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.bitdefender.com has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2606:4700::6812:1a9","result":"answers","port":443},{"address":"2606:4700::6812:a9","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":"mx01.bitdefender.com","ipv6":false},{"host":"mx02.bitdefender.com","ipv6":false}]},{"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":"a20-66.akam.net","ipv6":true},{"host":"a1-39.akam.net","ipv6":true},{"host":"a9-64.akam.net","ipv6":true},{"host":"a10-64.akam.net","ipv6":true},{"host":"a3-65.akam.net","ipv6":true},{"host":"a6-65.akam.net","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate after 2 redirects: HTTP 200.","hops":[{"url":"https://bitdefender.com/","address":"2606:4700::6811:9e03","status":301,"tls":"valid"},{"url":"https://www.bitdefender.com/","address":"2606:4700::6812:1a9","status":307,"tls":"valid"},{"url":"https://www.bitdefender.com/en-us/","address":"2606:4700::6812:1a9","status":200,"tls":"valid"}]},"receiptId":"FnX3cENILm"}