{"kind":"host","input":"codivalab.tech","report":{"host":"codivalab.tech","checkedAt":"2026-11-01T10:51:23.740Z","a":{"status":"found","values":["172.67.205.217","104.21.52.247"],"ttl":300,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2606:4700:3036::ac43:cdd9","2606:4700:3036::6815:34f7"],"ttl":300,"via":"Cloudflare","cname":[]},"verdict":"dual-stack","www":{"host":"www.codivalab.tech","a":{"status":"found","values":["104.21.52.247","172.67.205.217"],"ttl":300,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2606:4700:3036::ac43:cdd9","2606:4700:3036::6815:34f7"],"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":"codivalab.tech has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2606:4700:3036::ac43:cdd9","result":"answers","port":443},{"address":"2606:4700:3036::6815:34f7","result":"answers","port":443}]},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.codivalab.tech has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2606:4700:3036::ac43:cdd9","result":"answers","port":443},{"address":"2606:4700:3036::6815:34f7","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":"_dc-mx.396d05e146dd.codivalab.tech","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":"benedict.ns.cloudflare.com","ipv6":true},{"host":"nelly.ns.cloudflare.com","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate after 1 redirect: HTTP 200.","hops":[{"url":"https://codivalab.tech/","address":"2606:4700:3036::ac43:cdd9","status":301,"tls":"valid"},{"url":"https://www.codivalab.tech/","address":"2606:4700:3036::ac43:cdd9","status":200,"tls":"valid"}]},"receiptId":"9Wv6QD29dp","reused":true,"measuredAt":"2026-11-01T10:51:24.555Z"}