{"kind":"host","input":"tree21-services.com","report":{"host":"tree21-services.com","checkedAt":"2026-11-02T01:37:27.797Z","a":{"status":"found","values":["185.151.30.138"],"ttl":3600,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2a07:7800::138"],"ttl":3600,"via":"Cloudflare","cname":[]},"verdict":"dual-stack","www":{"host":"www.tree21-services.com","a":{"status":"found","values":["185.151.30.138"],"ttl":3600,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2a07:7800::138"],"ttl":3600,"via":"Cloudflare","cname":[]},"verdict":"dual-stack"}},"readiness":{"grade":"C","summary":"Works over IPv6, with gaps: its mail servers lack IPv6; its nameservers lack IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"pass","detail":"tree21-services.com has an AAAA record and answers on it.","addresses":[{"address":"2a07:7800::138","result":"answers","port":443}]},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.tree21-services.com has an AAAA record and answers on it.","addresses":[{"address":"2a07:7800::138","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":"mx.stackmail.com","ipv6":false}]},{"key":"dns","label":"Nameservers have IPv6","status":"fail","detail":"No nameserver has an AAAA record — an IPv6-only resolver can't reach this domain's DNS.","hosts":[{"host":"ns2.webbhost.co.uk","ipv6":false},{"host":"ns1.webbhost.co.uk","ipv6":false},{"host":"ns3.webbhost.co.uk","ipv6":false},{"host":"ns4.webbhost.co.uk","ipv6":false}]}]},"https":{"status":"fail","problem":"certificate","summary":"The certificate served over IPv6 at 2a07:7800::138 isn't valid for tree21-services.com: ERR_TLS_CERT_ALTNAME_INVALID.","hops":[{"url":"https://tree21-services.com/","address":"2a07:7800::138","tls":"ERR_TLS_CERT_ALTNAME_INVALID"}]},"receiptId":"uDPelAIdhz","reused":true,"measuredAt":"2026-11-02T01:37:28.273Z"}