{"kind":"host","input":"os-index.org","report":{"host":"os-index.org","checkedAt":"2026-11-14T10:11:14.231Z","a":{"status":"found","values":["104.21.44.144","172.67.200.198"],"ttl":300,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2606:4700:3037::ac43:c8c6","2606:4700:3037::6815:2c90"],"ttl":300,"via":"Cloudflare","cname":[]},"verdict":"dual-stack","www":{"host":"www.os-index.org","a":{"status":"found","values":["172.67.200.198","104.21.44.144"],"ttl":300,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2606:4700:3037::ac43:c8c6","2606:4700:3037::6815:2c90"],"ttl":300,"via":"Cloudflare","cname":[]},"verdict":"dual-stack"}},"readiness":{"grade":"A","summary":"Website, mail and DNS all work over IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"pass","detail":"os-index.org has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2606:4700:3037::ac43:c8c6","result":"answers","port":443},{"address":"2606:4700:3037::6815:2c90","result":"answers","port":443}]},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.os-index.org has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2606:4700:3037::ac43:c8c6","result":"answers","port":443},{"address":"2606:4700:3037::6815:2c90","result":"answers","port":443}]},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"pass","detail":"Every mail server has an AAAA record.","hosts":[{"host":"route2.mx.cloudflare.net","ipv6":true},{"host":"route1.mx.cloudflare.net","ipv6":true},{"host":"route3.mx.cloudflare.net","ipv6":true}]},{"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":"poppy.ns.cloudflare.com","ipv6":true},{"host":"skip.ns.cloudflare.com","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate: HTTP 200.","hops":[{"url":"https://os-index.org/","address":"2606:4700:3037::ac43:c8c6","status":200,"tls":"valid"}]},"receiptId":"Fr5ahAHSr-","reused":true,"measuredAt":"2026-11-14T10:11:14.769Z"}