{"kind":"host","input":"uk-cjsm.net","report":{"host":"uk-cjsm.net","checkedAt":"2026-11-01T00:01:25.649Z","a":{"status":"found","values":["104.21.41.160","172.67.148.56"],"ttl":300,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2606:4700:3033::6815:29a0","2606:4700:3032::ac43:9438"],"ttl":300,"via":"Cloudflare","cname":[]},"verdict":"dual-stack","www":{"host":"www.uk-cjsm.net","a":{"status":"found","values":["172.67.148.56","104.21.41.160"],"ttl":300,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2606:4700:3033::6815:29a0","2606:4700:3032::ac43:9438"],"ttl":300,"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":"uk-cjsm.net has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2606:4700:3033::6815:29a0","result":"answers","port":443},{"address":"2606:4700:3032::ac43:9438","result":"answers","port":443}]},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.uk-cjsm.net has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2606:4700:3033::6815:29a0","result":"answers","port":443},{"address":"2606:4700:3032::ac43:9438","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":"eforward1.registrar-servers.com","ipv6":false},{"host":"eforward2.registrar-servers.com","ipv6":false},{"host":"eforward3.registrar-servers.com","ipv6":false},{"host":"mail.protonmail.ch","ipv6":false},{"host":"eforward4.registrar-servers.com","ipv6":false},{"host":"eforward5.registrar-servers.com","ipv6":false},{"host":"mailsec.protonmail.ch","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":"derek.ns.cloudflare.com","ipv6":true},{"host":"laura.ns.cloudflare.com","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate after 1 redirect: HTTP 200.","hops":[{"url":"https://uk-cjsm.net/","address":"2606:4700:3033::6815:29a0","status":301,"tls":"valid"},{"url":"https://www.cjsm.net/","address":"2603:1061:14:47::1","status":200,"tls":"valid"}]},"receiptId":"7kwA5_OnEl","reused":true,"measuredAt":"2026-11-01T00:01:26.675Z"}