{"kind":"host","input":"clevertap-prod.com","report":{"host":"clevertap-prod.com","checkedAt":"2026-11-01T07:25:05.528Z","a":{"status":"found","values":["18.67.76.11","18.67.76.103","18.67.76.29","18.67.76.129"],"ttl":56,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2600:9000:2305:7c00:16:7f0c:fc80:93a1","2600:9000:2305:7200:16:7f0c:fc80:93a1","2600:9000:2305:fa00:16:7f0c:fc80:93a1","2600:9000:2305:c400:16:7f0c:fc80:93a1","2600:9000:2305:a00:16:7f0c:fc80:93a1","2600:9000:2305:f000:16:7f0c:fc80:93a1","2600:9000:2305:5a00:16:7f0c:fc80:93a1","2600:9000:2305:5000:16:7f0c:fc80:93a1"],"ttl":60,"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":"clevertap-prod.com has 4 IPv6 addresses and answers on every one we tested (4 more not tested).","addresses":[{"address":"2600:9000:2305:7c00:16:7f0c:fc80:93a1","result":"answers","port":443},{"address":"2600:9000:2305:7200:16:7f0c:fc80:93a1","result":"answers","port":443},{"address":"2600:9000:2305:fa00:16:7f0c:fc80:93a1","result":"answers","port":443},{"address":"2600:9000:2305:c400:16:7f0c:fc80:93a1","result":"answers","port":443},{"address":"2600:9000:2305:a00:16:7f0c:fc80:93a1","result":"not tested"},{"address":"2600:9000:2305:f000:16:7f0c:fc80:93a1","result":"not tested"},{"address":"2600:9000:2305:5a00:16:7f0c:fc80:93a1","result":"not tested"},{"address":"2600:9000:2305:5000:16:7f0c:fc80:93a1","result":"not tested"}]},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"pass","detail":"Every mail server has an AAAA record.","hosts":[{"host":"aspmx.l.google.com","ipv6":true},{"host":"alt3.aspmx.l.google.com","ipv6":true},{"host":"alt4.aspmx.l.google.com","ipv6":true},{"host":"alt1.aspmx.l.google.com","ipv6":true},{"host":"alt2.aspmx.l.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":"ns-1250.awsdns-28.org","ipv6":true},{"host":"ns-1724.awsdns-23.co.uk","ipv6":true},{"host":"ns-219.awsdns-27.com","ipv6":true},{"host":"ns-810.awsdns-37.net","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate: HTTP 200.","hops":[{"url":"https://clevertap-prod.com/","address":"2600:9000:2305:7c00:16:7f0c:fc80:93a1","status":200,"tls":"valid"}]},"receiptId":"GcPN7pqao9","reused":true,"measuredAt":"2026-11-01T07:25:05.635Z"}