{"kind":"host","input":"tripadvisor.com","report":{"host":"tripadvisor.com","checkedAt":"2026-10-31T22:30:52.657Z","a":{"status":"found","values":["18.165.83.2","18.165.83.45","18.165.83.11","18.165.83.60"],"ttl":60,"via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"ipv4-only","www":{"host":"www.tripadvisor.com","a":{"status":"found","values":["13.227.65.69","13.227.65.8","13.227.65.54","13.227.65.26"],"ttl":12,"via":"Cloudflare","cname":["d2bz9cac3ge7dh.cloudfront.net"]},"aaaa":{"status":"absent","via":"Cloudflare","cname":["d2bz9cac3ge7dh.cloudfront.net"]},"verdict":"ipv4-only"}},"readiness":{"grade":"D","summary":"The website has no IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"fail","detail":"tripadvisor.com has no AAAA record."},{"key":"www","label":"www over IPv6","status":"fail","detail":"www.tripadvisor.com has no AAAA record."},{"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":"ns-1455.awsdns-53.org","ipv6":true},{"host":"ns-1702.awsdns-20.co.uk","ipv6":true},{"host":"ns-218.awsdns-27.com","ipv6":true},{"host":"ns-584.awsdns-09.net","ipv6":true}]}]},"receiptId":"5GkEbZd_ij"}