{"kind":"host","input":"telegram.org","report":{"host":"telegram.org","checkedAt":"2026-10-31T01:35:52.174Z","a":{"status":"found","values":["149.154.167.99"],"ttl":150,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2001:67c:4e8:f004::9"],"ttl":103,"via":"Cloudflare","cname":[]},"verdict":"dual-stack","www":{"host":"www.telegram.org","a":{"status":"found","values":["149.154.167.99"],"ttl":202,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2001:67c:4e8:f004::9"],"ttl":600,"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":"telegram.org has an AAAA record and answers on it.","addresses":[{"address":"2001:67c:4e8:f004::9","result":"answers","port":443}]},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.telegram.org has an AAAA record and answers on it.","addresses":[{"address":"2001:67c:4e8:f004::9","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":"mx110.telegram.org","ipv6":false},{"host":"mx101.telegram.org","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-cloud-b4.googledomains.com","ipv6":true},{"host":"ns-cloud-b1.googledomains.com","ipv6":true},{"host":"ns-cloud-b3.googledomains.com","ipv6":true},{"host":"ns-cloud-b2.googledomains.com","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate: HTTP 200.","hops":[{"url":"https://telegram.org/","address":"2001:67c:4e8:f004::9","status":200,"tls":"valid"}]},"receiptId":"ZWXdbdLqsE"}