{"kind":"host","input":"caixa.gov.br","report":{"host":"caixa.gov.br","checkedAt":"2026-10-31T13:16:05.755Z","a":{"status":"found","values":["200.201.165.27"],"ttl":151,"via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"ipv4-only","www":{"host":"www.caixa.gov.br","a":{"status":"found","values":["179.191.177.41","179.191.177.17"],"ttl":20,"via":"Cloudflare","cname":["www.caixa.gov.br.map.azionedge.com"]},"aaaa":{"status":"absent","via":"Cloudflare","cname":["www.caixa.gov.br.map.azionedge.com"]},"verdict":"ipv4-only"}},"readiness":{"grade":"D","summary":"The website has no IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"fail","detail":"caixa.gov.br has no AAAA record."},{"key":"www","label":"www over IPv6","status":"fail","detail":"www.caixa.gov.br 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":"caixa-gov-br.mail.protection.outlook.com","ipv6":false}]},{"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":"ns3.aziondns.org","ipv6":false},{"host":"ns2.aziondns.com","ipv6":false},{"host":"ns1.aziondns.net","ipv6":false}]}]},"receiptId":"GcY2WDPqaA"}