{"kind":"host","input":"mail.ru","report":{"host":"mail.ru","checkedAt":"2026-10-30T18:49:07.881Z","a":{"status":"found","values":["90.156.232.4","89.221.239.1","185.180.201.1"],"ttl":1,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2a00:b4c0:9100:b000::1","2a00:1148:9100:b000::1","2a14:25c0:9100:b000::1"],"ttl":9,"via":"Cloudflare","cname":[]},"verdict":"dual-stack","www":{"host":"www.mail.ru","a":{"status":"found","values":["89.221.239.2","90.156.232.41"],"ttl":600,"via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"ipv4-only"}},"readiness":{"grade":"C","summary":"Works over IPv6, with gaps: www doesn't fully work over IPv6; its mail servers lack IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"pass","detail":"mail.ru has 3 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2a00:b4c0:9100:b000::1","result":"answers","port":443},{"address":"2a00:1148:9100:b000::1","result":"answers","port":443},{"address":"2a14:25c0:9100:b000::1","result":"answers","port":443}]},{"key":"www","label":"www over IPv6","status":"fail","detail":"www.mail.ru has no AAAA record."},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"fail","detail":"None of the mail servers has an AAAA record.","hosts":[{"host":"mxs.mail.ru","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":"ns2.mail.ru","ipv6":true},{"host":"ns1.mail.ru","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate: HTTP 200.","hops":[{"url":"https://mail.ru/","address":"2a00:b4c0:9100:b000::1","status":200,"tls":"valid"}]},"receiptId":"1mCxX0mgIR"}