{"domain":"binance.best","result":true,"measuredAt":"2026-11-04T08:05:24.743Z","receiptId":"ARswZyFaGD","answer":{"kind":"host","input":"binance.best","report":{"host":"binance.best","checkedAt":"2026-11-04T08:05:24.743Z","a":{"status":"found","values":["54.237.57.21"],"ttl":60,"via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"ipv4-only","www":{"host":"www.binance.best","a":{"status":"found","values":["54.237.57.21"],"ttl":60,"via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"ipv4-only"}},"readiness":{"grade":"D","summary":"The website has no IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"fail","detail":"binance.best has no AAAA record."},{"key":"www","label":"www over IPv6","status":"fail","detail":"www.binance.best has no AAAA record."},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"fail","detail":"No MX records, so mail goes to the domain's own address (implicit MX). It has no AAAA record."},{"key":"dns","label":"Nameservers have IPv6","status":"fail","detail":"No nameserver has an AAAA record — an IPv6-only resolver can't reach this domain's DNS.","hosts":[{"host":"ns1.namepros-dns.com","ipv6":false},{"host":"ns2.38dzmm952fdpzhr32ff8p52d.ns.namepros-dns.is","ipv6":false}]}]}},"states":[{"firstSeen":"2026-11-04T08:05:21.102Z","lastConfirmed":"2026-11-04T08:05:24.743Z","checks":2,"verdict":"ipv4-only","grade":"D","web":"fail","www":"fail","mail":"fail","dns":"fail","secondLook":null}]}