{
    "ok": true,
    "domain": "caixa.gov.br",
    "generated_at": "2026-08-09T15:30:11-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 67,
        "label": "Fair",
        "categories": {
            "dns": 75,
            "mail": 90,
            "security": 65,
            "network": 20,
            "availability": 60
        },
        "category_weights": {
            "dns": 25,
            "mail": 20,
            "security": 25,
            "network": 10,
            "availability": 20
        },
        "items": [
            {
                "category": "dns",
                "title": "IPv4 (A)",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0,
                "detail": "1 IPv4 address(es) detected."
            },
            {
                "category": "dns",
                "title": "IPv6 (AAAA)",
                "max_points": 10,
                "earned_points": 0,
                "lost_points": 10,
                "detail": "0 IPv6 address(es) detected."
            },
            {
                "category": "dns",
                "title": "Name server redundancy",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0,
                "detail": "3 NS record(s); 2 or more required."
            },
            {
                "category": "dns",
                "title": "SOA record",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0,
                "detail": "Authoritative zone record."
            },
            {
                "category": "dns",
                "title": "DNSSEC chain",
                "max_points": 15,
                "earned_points": 0,
                "lost_points": 15,
                "detail": "Both DS and DNSKEY are required."
            },
            {
                "category": "dns",
                "title": "CAA policy",
                "max_points": 5,
                "earned_points": 5,
                "lost_points": 0,
                "detail": "Certificate authority restriction."
            },
            {
                "category": "dns",
                "title": "DNS propagation",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0,
                "detail": "Agreement between public resolvers."
            },
            {
                "category": "mail",
                "title": "MX records",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0,
                "detail": "1 MX record(s)."
            },
            {
                "category": "mail",
                "title": "SPF",
                "max_points": 25,
                "earned_points": 25,
                "lost_points": 0,
                "detail": "SPF policy published."
            },
            {
                "category": "mail",
                "title": "DMARC",
                "max_points": 25,
                "earned_points": 25,
                "lost_points": 0,
                "detail": "DMARC policy published."
            },
            {
                "category": "mail",
                "title": "DKIM",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0,
                "detail": "A DKIM selector was verified."
            },
            {
                "category": "mail",
                "title": "MTA-STS",
                "max_points": 5,
                "earned_points": 0,
                "lost_points": 5,
                "detail": "Mail transport policy."
            },
            {
                "category": "mail",
                "title": "TLS-RPT",
                "max_points": 5,
                "earned_points": 0,
                "lost_points": 5,
                "detail": "TLS reporting policy."
            },
            {
                "category": "security",
                "title": "Valid TLS certificate",
                "max_points": 55,
                "earned_points": 55,
                "lost_points": 0,
                "detail": "112 day(s) remaining."
            },
            {
                "category": "security",
                "title": "Certificate lifetime",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0,
                "detail": "Full points require at least 30 days remaining."
            },
            {
                "category": "security",
                "title": "HTTP security headers",
                "max_points": 35,
                "earned_points": 0,
                "lost_points": 35,
                "detail": "0 of 9 evaluated headers detected."
            },
            {
                "category": "network",
                "title": "PTR reverse DNS",
                "max_points": 30,
                "earned_points": 0,
                "lost_points": 30,
                "detail": "PTR not detected."
            },
            {
                "category": "network",
                "title": "IPv4 diversity",
                "max_points": 35,
                "earned_points": 20,
                "lost_points": 15,
                "detail": "Two or more IPv4 addresses receive full points."
            },
            {
                "category": "network",
                "title": "IPv6 connectivity",
                "max_points": 35,
                "earned_points": 0,
                "lost_points": 35,
                "detail": "AAAA availability."
            },
            {
                "category": "availability",
                "title": "DNS resolution",
                "max_points": 40,
                "earned_points": 40,
                "lost_points": 0,
                "detail": "At least one address family must resolve."
            },
            {
                "category": "availability",
                "title": "HTTP response",
                "max_points": 40,
                "earned_points": 0,
                "lost_points": 40,
                "detail": "No successful HTTP response."
            },
            {
                "category": "availability",
                "title": "HTTPS final URL",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0,
                "detail": "Final URL uses HTTPS."
            }
        ],
        "methodology": "Each category is normalized to 100. The total is the weighted sum: DNS 25%, Email 20%, Security 25%, Network 10%, Availability 20%.",
        "diagnostics": [
            {
                "level": "ok",
                "title": "IPv4 (A)",
                "detail": "1 IPv4 address(es) detected.",
                "category": "dns",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0
            },
            {
                "level": "error",
                "title": "IPv6 (AAAA)",
                "detail": "0 IPv6 address(es) detected.",
                "category": "dns",
                "max_points": 10,
                "earned_points": 0,
                "lost_points": 10
            },
            {
                "level": "ok",
                "title": "Name server redundancy",
                "detail": "3 NS record(s); 2 or more required.",
                "category": "dns",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "SOA record",
                "detail": "Authoritative zone record.",
                "category": "dns",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0
            },
            {
                "level": "error",
                "title": "DNSSEC chain",
                "detail": "Both DS and DNSKEY are required.",
                "category": "dns",
                "max_points": 15,
                "earned_points": 0,
                "lost_points": 15
            },
            {
                "level": "ok",
                "title": "CAA policy",
                "detail": "Certificate authority restriction.",
                "category": "dns",
                "max_points": 5,
                "earned_points": 5,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "DNS propagation",
                "detail": "Agreement between public resolvers.",
                "category": "dns",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "MX records",
                "detail": "1 MX record(s).",
                "category": "mail",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "SPF",
                "detail": "SPF policy published.",
                "category": "mail",
                "max_points": 25,
                "earned_points": 25,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "DMARC",
                "detail": "DMARC policy published.",
                "category": "mail",
                "max_points": 25,
                "earned_points": 25,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "DKIM",
                "detail": "A DKIM selector was verified.",
                "category": "mail",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0
            },
            {
                "level": "error",
                "title": "MTA-STS",
                "detail": "Mail transport policy.",
                "category": "mail",
                "max_points": 5,
                "earned_points": 0,
                "lost_points": 5
            },
            {
                "level": "error",
                "title": "TLS-RPT",
                "detail": "TLS reporting policy.",
                "category": "mail",
                "max_points": 5,
                "earned_points": 0,
                "lost_points": 5
            },
            {
                "level": "ok",
                "title": "Valid TLS certificate",
                "detail": "112 day(s) remaining.",
                "category": "security",
                "max_points": 55,
                "earned_points": 55,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "Certificate lifetime",
                "detail": "Full points require at least 30 days remaining.",
                "category": "security",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0
            },
            {
                "level": "error",
                "title": "HTTP security headers",
                "detail": "0 of 9 evaluated headers detected.",
                "category": "security",
                "max_points": 35,
                "earned_points": 0,
                "lost_points": 35
            },
            {
                "level": "error",
                "title": "PTR reverse DNS",
                "detail": "PTR not detected.",
                "category": "network",
                "max_points": 30,
                "earned_points": 0,
                "lost_points": 30
            },
            {
                "level": "warning",
                "title": "IPv4 diversity",
                "detail": "Two or more IPv4 addresses receive full points.",
                "category": "network",
                "max_points": 35,
                "earned_points": 20,
                "lost_points": 15
            },
            {
                "level": "error",
                "title": "IPv6 connectivity",
                "detail": "AAAA availability.",
                "category": "network",
                "max_points": 35,
                "earned_points": 0,
                "lost_points": 35
            },
            {
                "level": "ok",
                "title": "DNS resolution",
                "detail": "At least one address family must resolve.",
                "category": "availability",
                "max_points": 40,
                "earned_points": 40,
                "lost_points": 0
            },
            {
                "level": "error",
                "title": "HTTP response",
                "detail": "No successful HTTP response.",
                "category": "availability",
                "max_points": 40,
                "earned_points": 0,
                "lost_points": 40
            },
            {
                "level": "ok",
                "title": "HTTPS final URL",
                "detail": "Final URL uses HTTPS.",
                "category": "availability",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0
            }
        ]
    },
    "dns": {
        "records": {
            "A": [
                "200.201.165.27"
            ],
            "AAAA": [],
            "CNAME": [],
            "MX": [
                "0 caixa-gov-br.mail.protection.outlook.com."
            ],
            "TXT": [
                "\"ms-domain-verification=b455f1a1-7b0b-4b33-aacf-9330901abff3\"",
                "\"v=spf1 a mx ip4:200.201.160.0/20 include:spf.protection.outlook.com -all\"",
                "\"qkNNtXT83jRgQauKLxNoyQASoiwF0SLIKq2IgbT3xbJj1W5UQvem81uvrAyHQEKMcv2FcsHFEsWuG4E6ozpM4Q==\"",
                "\"ms-domain-verification=eecc319f-3a30-43b4-a1bd-72119cfaa2a7\"",
                "\"duo_sso_verification=lLygpEJP5sXQxq42hGmnR7kescgk5XzxImJ2zmeP81VtwJFIDoFJSOPbCpJEQgPQ\"",
                "\"autodesk-domain-verification=DqVkp87YeJS8p6grikcX\"",
                "\"MS=ms68154571\"",
                "\"ms-domain-verification=4175ee7c-0239-42aa-9f72-19bf4a5d4baf\"",
                "\"google-gws-recovery-domain-verification=53708782\"",
                "\"google-site-verification=66mVnXDkLiLJ5689HU7P8zQ_dLTvIr-hiLwU00i6iDY\"",
                "\"google-site-verification=wj4gTZCMuUDm0ql48BN-Y1imnoHsrLpXDz8hxcLDsfw\"",
                "\"adobe-idp-site-verification=700e63dfd66b47a2b91a9458072ca4db0b2926afaa32c9a955948ee752224ee1\"",
                "\"apple-domain-verification=rfau5dRZQZkyLiSU\""
            ],
            "NS": [
                "ns3.aziondns.org.",
                "ns2.aziondns.com.",
                "ns1.aziondns.net."
            ],
            "SOA": [
                "ns1.aziondns.net. admin.azion.com. 2026080920 43200 7200 1209600 3600"
            ],
            "CAA": [
                "0 issue \"trust-provider.com\"",
                "0 issue \"serpro.gov.br\"",
                "0 issue \"digicert.com\"",
                "0 issue \"sectigo.com\"",
                "0 issue \"usertrust.com\"",
                "0 issue \"certificados.serpro.gov.br\"",
                "0 issue \"globalsign.com\""
            ],
            "DS": [],
            "DNSKEY": [
                "256 3 13 M4sW6+0/EUKp4IqC/aac+ESkluy6WM//G/1Che7zlIEVNDE/bxUNHB8O a3Hw9KzAF/TEZ7KHQsmwsOagTD16sA==",
                "257 3 13 HoaLZydZ8+mIVzWDDcy7y9kg5aupVXM+8z/oS2YfzFKkKkY2Cgr3IzGW 1uEm5NRjYsRcxWgSI3LxMDBiTPxxFw=="
            ],
            "RRSIG": [
                "DNSKEY 13 3 3600 20260820132421 20260809192335 21524 caixa.gov.br. asZ2Xxz4834B27R8/LTwNz5GVrJ4BwjRAcDt9udLz5OmAvVKf3LMBDcG eovbJOvHsXIGePV5kgGruv2fwhh0xA==",
                "TXT 13 3 300 20260819220120 20260809192946 32431 caixa.gov.br. KXuSBs51NdFrCfTlkgVl21J6hKUSXu9sDc9j0XjkTaYHmO+xn/Wvm6xQ wco3ZxMOokEp6AM84W/w9W0hpePVAg==",
                "A 13 3 300 20260820024813 20260809192754 32431 caixa.gov.br. LRg0R0qvieLSKiwYR16gaA/X8kMpgtCItLq+NZQw2oFzzXLoBK6gv2Kl Ri+UJqx03FoBlYOgOsn6vUGed2kvyQ==",
                "NS 13 3 86400 20260819005644 20260808172241 32431 caixa.gov.br. M3lXTcahCd6UVHjJHcyk7RtFDWu6UXx5ELQGf+z7keVlQ8utNEI/F9rY 9iiHnaYQiUDHO0CZwQcZcEowhA4wcg==",
                "CAA 13 3 300 20260820084913 20260809192946 32431 caixa.gov.br. 3IQXn3LD9tfwNPM2WHfTGKp+Ua4iFCiR+trqRePNOECDqxEelCyw9sia 0O2Z+Lua8CWmpT6GmruBWvnNzBATGA=="
            ],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "200.201.165.27"
        ],
        "ipv6": []
    },
    "mail": {
        "spf": "v=spf1 a mx ip4:200.201.160.0/20 include:spf.protection.outlook.com -all",
        "dmarc": "v=DMARC1; p=quarantine; pct=100; sp=quarantine; rua=mailto:abuse@caixa.gov.br",
        "dkim_selector": "selector1",
        "dkim_host": "selector1._domainkey.caixa.gov.br",
        "dkim": "v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApW7oeUrGRV5IIHHOrsCxDEA66SYMLpfcZmHBCO+MMXL8VbhI/NocPCht+SMJHJcGuU0mXpKW+83VhvUXyfm3h48pxo6w3WqmoN0VIAYEoJRelz3D5cGVCh7aKyDhD68Z1D3H4FLn7oFU7PQM6DPN/8Z4fWOGr4D8lAKFmlVUlrCC3myCWLZQcx5F0Z662j5mPtILpsYTxtX4dv8XCcoN/Ly1jlb0BvT/XJoSF1A1d878U16uQ5yPdfNUytehLztevS9a+MjkKDLPy1rtNMLFWneyk1Y5kGsoq+IXG4R4efhyjWXKZJ12JxO9S5u59Nr9AGWoColP/qepVT+8tu1n7QIDAQAB;",
        "spf_analysis": {
            "valid": true,
            "lookups": 3,
            "final": "-all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "quarantine"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "200.201.165.27"
                    ],
                    "time_ms": 98.95
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "200.201.165.27"
                    ],
                    "time_ms": 44.15
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "200.201.165.27"
                    ],
                    "time_ms": 38.23
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "200.201.165.27"
                    ],
                    "time_ms": 35.61
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "200.201.165.27"
                    ],
                    "time_ms": 145.66
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Sectigo Limited",
        "subject": "www.caixa.gov.br",
        "valid_from": "2026-05-14T19:00:00-05:00",
        "valid_to": "2026-11-29T17:59:59-06:00",
        "days_remaining": 112,
        "san": [
            "www.caixa.gov.br",
            "caixa.gov.br"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_256_GCM_SHA384"
    },
    "http": {
        "url": "https://www.caixa.gov.br/",
        "status": "",
        "http_version": "3",
        "headers": [],
        "security_checks": {
            "strict-transport-security": false,
            "content-security-policy": false,
            "x-content-type-options": false,
            "x-frame-options": false,
            "referrer-policy": false,
            "permissions-policy": false,
            "cross-origin-opener-policy": false,
            "cross-origin-embedder-policy": false,
            "cross-origin-resource-policy": false
        },
        "server": "",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://caixa.gov.br/",
        "title": "",
        "description": "",
        "success": false,
        "error": "Maximum (5) redirects followed"
    },
    "network": {
        "200.201.165.27": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "caixa-gov-br.mail.protection.outlook.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 19.9,
                "banner": "",
                "error": "Connection refused"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4021.1,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4031.7,
                "banner": "",
                "error": "Connection timed out"
            }
        ]
    },
    "visitor": {
        "ip": "216.73.217.62",
        "reverse": "",
        "country": "",
        "country_code": "",
        "region": "",
        "city": "",
        "latitude": null,
        "longitude": null,
        "isp": "",
        "organization": "",
        "asn": "",
        "timezone": "",
        "browser": "Other",
        "os": "Other",
        "language": "",
        "user_agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)",
        "is_bot": true,
        "cloudflare": false
    },
    "analysis_time_ms": 109.55
}