{
    "ok": true,
    "domain": "www.gov.br",
    "generated_at": "2026-08-08T19:48:29-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 64,
        "label": "Fair",
        "categories": {
            "dns": 95,
            "mail": 25,
            "security": 69,
            "network": 55,
            "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": 10,
                "lost_points": 0,
                "detail": "1 IPv6 address(es) detected."
            },
            {
                "category": "dns",
                "title": "Name server redundancy",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0,
                "detail": "4 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": 15,
                "lost_points": 0,
                "detail": "DS and DNSKEY detected."
            },
            {
                "category": "dns",
                "title": "CAA policy",
                "max_points": 5,
                "earned_points": 0,
                "lost_points": 5,
                "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": 0,
                "lost_points": 20,
                "detail": "0 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": 0,
                "lost_points": 25,
                "detail": "DMARC policy not found."
            },
            {
                "category": "mail",
                "title": "DKIM",
                "max_points": 20,
                "earned_points": 0,
                "lost_points": 20,
                "detail": "No tested DKIM selector responded."
            },
            {
                "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": "161 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": 4,
                "lost_points": 31,
                "detail": "1 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": 35,
                "lost_points": 0,
                "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": "HTTP/1.1 403 Forbidden"
            },
            {
                "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": "ok",
                "title": "IPv6 (AAAA)",
                "detail": "1 IPv6 address(es) detected.",
                "category": "dns",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "Name server redundancy",
                "detail": "4 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": "ok",
                "title": "DNSSEC chain",
                "detail": "DS and DNSKEY detected.",
                "category": "dns",
                "max_points": 15,
                "earned_points": 15,
                "lost_points": 0
            },
            {
                "level": "error",
                "title": "CAA policy",
                "detail": "Certificate authority restriction.",
                "category": "dns",
                "max_points": 5,
                "earned_points": 0,
                "lost_points": 5
            },
            {
                "level": "ok",
                "title": "DNS propagation",
                "detail": "Agreement between public resolvers.",
                "category": "dns",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0
            },
            {
                "level": "error",
                "title": "MX records",
                "detail": "0 MX record(s).",
                "category": "mail",
                "max_points": 20,
                "earned_points": 0,
                "lost_points": 20
            },
            {
                "level": "ok",
                "title": "SPF",
                "detail": "SPF policy published.",
                "category": "mail",
                "max_points": 25,
                "earned_points": 25,
                "lost_points": 0
            },
            {
                "level": "error",
                "title": "DMARC",
                "detail": "DMARC policy not found.",
                "category": "mail",
                "max_points": 25,
                "earned_points": 0,
                "lost_points": 25
            },
            {
                "level": "error",
                "title": "DKIM",
                "detail": "No tested DKIM selector responded.",
                "category": "mail",
                "max_points": 20,
                "earned_points": 0,
                "lost_points": 20
            },
            {
                "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": "161 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": "warning",
                "title": "HTTP security headers",
                "detail": "1 of 9 evaluated headers detected.",
                "category": "security",
                "max_points": 35,
                "earned_points": 4,
                "lost_points": 31
            },
            {
                "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": "ok",
                "title": "IPv6 connectivity",
                "detail": "AAAA availability.",
                "category": "network",
                "max_points": 35,
                "earned_points": 35,
                "lost_points": 0
            },
            {
                "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": "HTTP/1.1 403 Forbidden",
                "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": [
                "161.148.164.31"
            ],
            "AAAA": [
                "2804:151:3:2:161:148:164:31"
            ],
            "CNAME": [],
            "MX": [],
            "TXT": [
                "\"v=spf1 ip4:161.148.21.192/26 ip4:161.148.50.192/26 -all\"",
                "\"bE6LcxVH1400jsb9rg2yrTP0r6mdQlD21g2PKwPPO4s=\""
            ],
            "NS": [
                "spo1.serpro.gov.br.",
                "bsa2.serpro.gov.br.",
                "bsa1.serpro.gov.br.",
                "spo2.serpro.gov.br."
            ],
            "SOA": [
                "bsa1.serpro.gov.br. hostmaster.serpro.gov.br. 2026072800 14400 3600 1814400 900"
            ],
            "CAA": [],
            "DS": [
                "55504 8 2 3298CCC079A7054836F73539941E1BF68779F05CCEA21850C72FF87C E62EDE1A"
            ],
            "DNSKEY": [
                "257 3 8 AwEAAeKkY33Z40ZwH0sHO757XUAzV5OgYORKj5uMpiyUNhrClTnVWpT/ u/KFkqCYNjYyaSlMvX3XikdttjIMSvTxgbkc/lSN7YJSHUkvEHvcjgx7 ++H7npOCk6raTm8oCXKEbkEfVoKwbOhEM7jv29bzrdmhzgF1ESDhOP9g YW8Q4XLL"
            ],
            "RRSIG": [
                "DNSKEY 8 3 14400 20260823043113 20260724042856 55504 www.gov.br. 30q3k/kO2M+MOAvIUodD4DJmBsPldjk/vxIv7rd691Hd75jz+5ZOzVfw HeQNz+st4MFEmmFVtkBdVXjsl8fy2k5keNX9Vrel9IeLB5xLxgUbHANF CP3ZGpFRyMxvxxZE2RtWZxcF3ZggcXBcgLXVUTn3sVUMJFQzzF8O9KCz 5wI=",
                "SOA 8 3 14400 20260827090522 20260728080522 55504 www.gov.br. lH10yx1YzjcldJr6tCX1atXHUEkijmXzRkkOolmHdhuNPrd4bB230pnq gcf1ZLi4jFJd9H1OwT9/m03v1GM6hllT/nCnCPbwAqXtA8oEICI+Xejw MSIxCoxSLZu5c9lJe3vkMA8dHNbw1+YS8Xyhdx7CuaexlZaD/xmxDnDV NUs=",
                "DS 13 3 3600 20260819074005 20260805064005 18646 gov.br. whw69ruG7eNryp3gWtaQlxbd5W8Ncibi97So1ppS15BhGUjOxg2RKa/j bANZbSwIKaQsRyNntahMP3YPws/fxQ==",
                "NS 8 3 14400 20260827085055 20260728080522 55504 www.gov.br. WZkInqBM9O6JFNlXrPd3JRy2yxVxxZyP/CfeHmvn7aCFlAlJCOvDuSda qKx5O+v3cMPibUm76azlvP6+QntIumNOQogzHGaJr+4EIOA+OL8ata6K lCAgvGHao7r9RC2/dOT11PnZfzx94/d/rdC/a/GziVKpai8QdsKdzPjK 2fY=",
                "A 8 3 14400 20260827085055 20260728080522 55504 www.gov.br. c/HDsKd6ZB2kRn4eUT7+9YZk6wLwIiK+C/CDdwP4NckJCo7aECA2IvWL SIM/Rr5DgOcfE7k+oRY5Uw16zXkwUO/ZZuElohFUCkjT0xS3g3UTgANi KJdxEvEzUxPDOZJU+nXD360xeDtOMpPV9gwy0/HA8lmUA66obeAl2tqi ciA=",
                "AAAA 8 3 14400 20260827085055 20260728080522 55504 www.gov.br. GMRnrzvjGCYxGhhq5K/FzYClhd7iMbKZcxZ5cTKI4GZyKEAfPSj+eh5q KBwoTNgopF6muLV9nrwgEnO9BM4UDmeh1dsnehBWRSJ3NZ8UNtZqoteu pIe7f+kJx55XUUQ1C5XfAskhXYqxivE0gkVJoYWwng4V99zRJVyrY3aX LlI="
            ],
            "NSEC": [
                "govshield.www.gov.br. A NS SOA TXT AAAA RRSIG NSEC DNSKEY TYPE65534"
            ],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "161.148.164.31"
        ],
        "ipv6": [
            "2804:151:3:2:161:148:164:31"
        ]
    },
    "mail": {
        "spf": "v=spf1 ip4:161.148.21.192/26 ip4:161.148.50.192/26 -all",
        "dmarc": "",
        "dkim_selector": "x",
        "dkim_host": "",
        "dkim": "",
        "spf_analysis": {
            "valid": true,
            "lookups": 0,
            "final": "-all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": false,
            "policy": ""
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "161.148.164.31"
                    ],
                    "time_ms": 61.17
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "161.148.164.31"
                    ],
                    "time_ms": 46.02
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "161.148.164.31"
                    ],
                    "time_ms": 393.05
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "161.148.164.31"
                    ],
                    "time_ms": 51.96
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "161.148.164.31"
                    ],
                    "time_ms": 63.7
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "GlobalSign nv-sa",
        "subject": "gov.br",
        "valid_from": "2026-07-02T08:46:23-05:00",
        "valid_to": "2027-01-17T07:46:23-06:00",
        "days_remaining": 161,
        "san": [
            "gov.br",
            "www.gov.br"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_CHACHA20_POLY1305_SHA256"
    },
    "http": {
        "url": "https://www.gov.br/",
        "status": "HTTP/1.1 403 Forbidden",
        "http_version": "2",
        "headers": {
            "date": "Sun, 09 Aug 2026 00:48:20 GMT",
            "content-type": "text/html; charset=iso-8859-1",
            "strict-transport-security": "max-age=31536000; includeSubDomains",
            "transfer-encoding": "chunked"
        },
        "security_checks": {
            "strict-transport-security": true,
            "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://www.gov.br/pt-br",
        "title": "GOV.BR",
        "description": "O gov.br reúne, em um só lugar, serviços para o cidadão e informações sobre a atuação de todas as áreas do governo.",
        "success": true,
        "error": "",
        "status": 206
    },
    "network": {
        "161.148.164.31": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "www.gov.br",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 0.8,
                "banner": "",
                "error": "Network is unreachable"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4020.8,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4021.1,
                "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": 81.55
}