{"kind":"host","input":"keystonecontractservices.com","report":{"host":"keystonecontractservices.com","checkedAt":"2026-11-01T03:46:39.720Z","a":{"status":"found","values":["162.159.140.166"],"ttl":600,"via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"ipv4-only","www":{"host":"www.keystonecontractservices.com","a":{"status":"found","values":["104.18.43.137","172.64.144.119"],"ttl":300,"via":"Cloudflare","cname":["vibe.ludicrous.cloud"]},"aaaa":{"status":"found","values":["2606:4700:4409::6812:2b89","2a06:98c1:310b::ac40:9077"],"ttl":300,"via":"Cloudflare","cname":["vibe.ludicrous.cloud"]},"verdict":"dual-stack"}},"readiness":{"grade":"D","summary":"The website has no IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"fail","detail":"keystonecontractservices.com has no AAAA record."},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.keystonecontractservices.com has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2606:4700:4409::6812:2b89","result":"answers","port":443},{"address":"2a06:98c1:310b::ac40:9077","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":"mx3-usg2.ppe-hosted.com","ipv6":false},{"host":"mx2-usg2.ppe-hosted.com","ipv6":false},{"host":"mx1-usg2.ppe-hosted.com","ipv6":false}]},{"key":"dns","label":"Nameservers have IPv6","status":"pass","detail":"2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"ns37.domaincontrol.com","ipv6":true},{"host":"ns38.domaincontrol.com","ipv6":true}]}]},"receiptId":"ZoUqjnbtIp","reused":true,"measuredAt":"2026-11-01T03:46:39.743Z"}