{"kind":"host","input":"guitarsessions.app","report":{"host":"guitarsessions.app","checkedAt":"2026-11-11T23:42:27.043Z","a":{"status":"found","values":["13.35.78.75","13.35.78.123","13.35.78.111","13.35.78.103"],"ttl":60,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2600:9000:20ea:9400:e:8815:e80:93a1","2600:9000:20ea:2e00:e:8815:e80:93a1","2600:9000:20ea:1600:e:8815:e80:93a1","2600:9000:20ea:4600:e:8815:e80:93a1","2600:9000:20ea:1800:e:8815:e80:93a1","2600:9000:20ea:ba00:e:8815:e80:93a1","2600:9000:20ea:f400:e:8815:e80:93a1","2600:9000:20ea:7200:e:8815:e80:93a1"],"ttl":60,"via":"Cloudflare","cname":[]},"verdict":"dual-stack","www":{"host":"www.guitarsessions.app","a":{"status":"found","values":["13.35.78.123","13.35.78.75","13.35.78.111","13.35.78.103"],"ttl":60,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2600:9000:20ea:bc00:e:8815:e80:93a1","2600:9000:20ea:6600:e:8815:e80:93a1","2600:9000:20ea:ec00:e:8815:e80:93a1","2600:9000:20ea:de00:e:8815:e80:93a1","2600:9000:20ea:5a00:e:8815:e80:93a1","2600:9000:20ea:3000:e:8815:e80:93a1","2600:9000:20ea:7600:e:8815:e80:93a1","2600:9000:20ea:ee00:e:8815:e80:93a1"],"ttl":60,"via":"Cloudflare","cname":[]},"verdict":"dual-stack"}},"readiness":{"grade":"B","summary":"Works over IPv6, with one gap: its mail servers lack IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"pass","detail":"guitarsessions.app has 4 IPv6 addresses and answers on every one we tested (4 more not tested).","addresses":[{"address":"2600:9000:20ea:9400:e:8815:e80:93a1","result":"answers","port":443},{"address":"2600:9000:20ea:2e00:e:8815:e80:93a1","result":"answers","port":443},{"address":"2600:9000:20ea:1600:e:8815:e80:93a1","result":"answers","port":443},{"address":"2600:9000:20ea:4600:e:8815:e80:93a1","result":"answers","port":443},{"address":"2600:9000:20ea:1800:e:8815:e80:93a1","result":"not tested"},{"address":"2600:9000:20ea:ba00:e:8815:e80:93a1","result":"not tested"},{"address":"2600:9000:20ea:f400:e:8815:e80:93a1","result":"not tested"},{"address":"2600:9000:20ea:7200:e:8815:e80:93a1","result":"not tested"}]},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.guitarsessions.app has 4 IPv6 addresses and answers on every one we tested (4 more not tested).","addresses":[{"address":"2600:9000:20ea:bc00:e:8815:e80:93a1","result":"answers","port":443},{"address":"2600:9000:20ea:6600:e:8815:e80:93a1","result":"answers","port":443},{"address":"2600:9000:20ea:ec00:e:8815:e80:93a1","result":"answers","port":443},{"address":"2600:9000:20ea:de00:e:8815:e80:93a1","result":"answers","port":443},{"address":"2600:9000:20ea:5a00:e:8815:e80:93a1","result":"not tested"},{"address":"2600:9000:20ea:3000:e:8815:e80:93a1","result":"not tested"},{"address":"2600:9000:20ea:7600:e:8815:e80:93a1","result":"not tested"},{"address":"2600:9000:20ea:ee00:e:8815:e80:93a1","result":"not tested"}]},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"fail","detail":"None of the mail servers has an AAAA record.","hosts":[{"host":"mx01.mail.icloud.com","ipv6":false},{"host":"mx02.mail.icloud.com","ipv6":false}]},{"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-1302.awsdns-34.org","ipv6":true},{"host":"ns-1923.awsdns-48.co.uk","ipv6":true},{"host":"ns-6.awsdns-00.com","ipv6":true},{"host":"ns-660.awsdns-18.net","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate: HTTP 200.","hops":[{"url":"https://guitarsessions.app/","address":"2600:9000:20ea:9400:e:8815:e80:93a1","status":200,"tls":"valid"}]},"receiptId":"mg4xyuhfpM","reused":true,"measuredAt":"2026-11-11T23:42:27.755Z"}