{"kind":"host","input":"blog.google","report":{"host":"blog.google","checkedAt":"2026-11-01T12:15:50.071Z","a":{"status":"found","values":["216.239.32.21","216.239.34.21","216.239.36.21","216.239.38.21"],"ttl":297,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2001:4860:4802:38::15","2001:4860:4802:32::15","2001:4860:4802:34::15","2001:4860:4802:36::15"],"ttl":202,"via":"Cloudflare","cname":[]},"verdict":"dual-stack","www":{"host":"www.blog.google","a":{"status":"found","values":["192.178.218.121"],"ttl":300,"via":"Cloudflare","cname":["ghs-svc-https-sni.ghs-ssl.googlehosted.com"]},"aaaa":{"status":"found","values":["2607:f8b0:4004:c08::79"],"ttl":300,"via":"Cloudflare","cname":["ghs-svc-https-sni.ghs-ssl.googlehosted.com"]},"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":"blog.google has 4 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2001:4860:4802:38::15","result":"answers","port":443},{"address":"2001:4860:4802:32::15","result":"answers","port":443},{"address":"2001:4860:4802:34::15","result":"answers","port":443},{"address":"2001:4860:4802:36::15","result":"answers","port":443}]},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.blog.google has an AAAA record and answers on it.","addresses":[{"address":"2607:f8b0:4004:c08::79","result":"answers","port":443}]},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"pass","detail":"Every mail server has an AAAA record.","hosts":[{"host":"smtp.google.com","ipv6":true}]},{"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":"ns1.zdns.google","ipv6":true},{"host":"ns2.zdns.google","ipv6":true},{"host":"ns3.zdns.google","ipv6":true},{"host":"ns4.zdns.google","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate: HTTP 200.","hops":[{"url":"https://blog.google/","address":"2001:4860:4802:38::15","status":200,"tls":"valid"}]},"receiptId":"uSAIycIUzY","reused":true,"measuredAt":"2026-11-01T12:15:50.262Z"}