{"kind":"host","input":"yelp.com","report":{"host":"yelp.com","checkedAt":"2026-10-31T11:53:35.646Z","a":{"status":"found","values":["146.75.28.116"],"ttl":38,"via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"ipv4-only","www":{"host":"www.yelp.com","a":{"status":"found","values":["151.101.192.116","151.101.0.116","151.101.64.116","151.101.128.116"],"ttl":16,"via":"Cloudflare","cname":["yelpcdn.map.fastly.net"]},"aaaa":{"status":"absent","via":"Cloudflare","cname":["yelpcdn.map.fastly.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":"yelp.com has no AAAA record."},{"key":"www","label":"www over IPv6","status":"fail","detail":"www.yelp.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":"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},{"host":"alt3.aspmx.l.google.com","ipv6":true}]},{"key":"dns","label":"Nameservers have IPv6","status":"pass","detail":"4 of 8 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"dns1.p06.nsone.net","ipv6":true},{"host":"dns2.p06.nsone.net","ipv6":true},{"host":"dns3.p06.nsone.net","ipv6":true},{"host":"dns4.p06.nsone.net","ipv6":true},{"host":"ns01.midtowndoornailns.com","ipv6":false},{"host":"ns02.midtowndoornailns.com","ipv6":false},{"host":"ns03.midtowndoornailns.com","ipv6":false},{"host":"ns04.midtowndoornailns.com","ipv6":false}]}]},"receiptId":"vkJyw57mWl"}