{
    "ok": true,
    "domain": "cao.go.jp",
    "generated_at": "2026-08-09T03:41:44-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 33,
        "label": "Critical",
        "categories": {
            "dns": 45,
            "mail": 90,
            "security": 0,
            "network": 0,
            "availability": 20
        },
        "category_weights": {
            "dns": 25,
            "mail": 20,
            "security": 25,
            "network": 10,
            "availability": 20
        },
        "items": [
            {
                "category": "dns",
                "title": "IPv4 (A)",
                "max_points": 30,
                "earned_points": 0,
                "lost_points": 30,
                "detail": "0 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": 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": 0,
                "lost_points": 10,
                "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": 0,
                "lost_points": 55,
                "detail": "No valid certificate was retrieved."
            },
            {
                "category": "security",
                "title": "Certificate lifetime",
                "max_points": 10,
                "earned_points": 0,
                "lost_points": 10,
                "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": 0,
                "lost_points": 35,
                "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": 0,
                "lost_points": 40,
                "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": "error",
                "title": "IPv4 (A)",
                "detail": "0 IPv4 address(es) detected.",
                "category": "dns",
                "max_points": 30,
                "earned_points": 0,
                "lost_points": 30
            },
            {
                "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": "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": "error",
                "title": "DNS propagation",
                "detail": "Agreement between public resolvers.",
                "category": "dns",
                "max_points": 10,
                "earned_points": 0,
                "lost_points": 10
            },
            {
                "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": "error",
                "title": "Valid TLS certificate",
                "detail": "No valid certificate was retrieved.",
                "category": "security",
                "max_points": 55,
                "earned_points": 0,
                "lost_points": 55
            },
            {
                "level": "error",
                "title": "Certificate lifetime",
                "detail": "Full points require at least 30 days remaining.",
                "category": "security",
                "max_points": 10,
                "earned_points": 0,
                "lost_points": 10
            },
            {
                "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": "error",
                "title": "IPv4 diversity",
                "detail": "Two or more IPv4 addresses receive full points.",
                "category": "network",
                "max_points": 35,
                "earned_points": 0,
                "lost_points": 35
            },
            {
                "level": "error",
                "title": "IPv6 connectivity",
                "detail": "AAAA availability.",
                "category": "network",
                "max_points": 35,
                "earned_points": 0,
                "lost_points": 35
            },
            {
                "level": "error",
                "title": "DNS resolution",
                "detail": "At least one address family must resolve.",
                "category": "availability",
                "max_points": 40,
                "earned_points": 0,
                "lost_points": 40
            },
            {
                "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": [],
            "AAAA": [],
            "CNAME": [],
            "MX": [
                "0 cao-go-jp.mail.protection.outlook.com."
            ],
            "TXT": [
                "\"MS=1B32A22F847C46D12C5E60E4A039221A1E744F27\"",
                "\"MS=ms53368234\"",
                "\"v=spf1 include:spf-nmg.cao.go.jp include:spf.protection.outlook.com -all\""
            ],
            "NS": [
                "ns014-st3qushil3pe88hj.s.d-53.jp.",
                "ns014-st3qushil3pe88hj.s.d-53.net.",
                "ns014-st3qushil3pe88hj.s.d-53.info."
            ],
            "SOA": [
                "ns000.d-53.net. dns-managers.iij.ad.jp. 328 3600 600 604800 900"
            ],
            "CAA": [],
            "DS": [
                "3573 13 2 3220E410EEDCC7FD8C8257C4D60C7B968E74513A616BD9E3720F5A36 1CA5EA2E"
            ],
            "DNSKEY": [
                "256 3 13 9ybi6dNZyz34Ge/5RXHDEMw8u8SpUYyhSKln6UuD3uOA+P7iVH8wbDyL DFDguCZOjOp38AtVsPn5EJOlILeZMQ==",
                "257 3 13 kJNhrvT/JjTlYyM6ISuVhcgNZm6x4a7GVdDnyd34DODromIrjhpN39e/ rAGoOlZ4rM6ZsG+msejGWbb78w0A3A=="
            ],
            "RRSIG": [
                "DNSKEY 13 3 600 20260905071007 20260805071007 3573 cao.go.jp. /uvYO0dsrlyXbmUr5WQ/5o+FHrr7q0b+pKCns6ZC5Kean4qHwtQ/Zizf 0x64ghLDcMoKoknY6cQnOR0Dxhy+oA==",
                "MX 13 3 300 20260905071007 20260805071007 25260 cao.go.jp. TJtL2KWytqSpYux/IRldYnmtatRvQAlrZC+hMHACXiMuLT1KB9jINE1g UnRXoZei8pIYIpQHZqggx2GdNhGoPg==",
                "NS 13 3 600 20260905071007 20260805071007 25260 cao.go.jp. G3Vl3uRGX37RgUjpapuKjBaOcqn/e7d78b/rwRcc9/ASSYgGca9f2bjU tvUna3NBfQgm7Zs6w7jIv6U3zlQbbQ==",
                "SOA 13 3 600 20260905071007 20260805071007 25260 cao.go.jp. 5wwAItvAWSID91XvuS379WB2FhHO5EPfn4a1Al08jpc/IEl8PH1gKK/x AAjx4cSyPpGllbULx3xq9mQYuMP6/A==",
                "TXT 13 3 600 20260905071007 20260805071007 25260 cao.go.jp. jZ1snvIfcSkpDnGH/p7IZTxRElVQzyTTh79XsQiR1XQ9AYKJhtKxacJn +3ZTly3oCvezhdxk+a7BfQ8rxwyozw==",
                "DS 8 3 7200 20260907174503 20260808174503 11529 jp. qjhuLg5T+1WRHrFCcq/exPehNjxLM1dS9kcxdvm+crDXLre3tJ2f/xHZ cnqjT/AN1V8daHr5ERekgGsDkHdud57XvdMj1fLBGtbCsoEjktoOCpbk YsybRBd/9Vm278i3VBlQf4ib9SAeCa+xBdFOzsS44PBmVv4TpSPHrqgb Svo=",
                "NSEC3PARAM 13 3 0 20260905071007 20260805071007 25260 cao.go.jp. 8Mihcp2TJvtfAv9aH+EYCg78W+61SZU4190aRGDot9r+tR6UEPFbqAfb 3xVJG93DYIghOuIhgAy1fB6ao3mcHw=="
            ],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [],
        "ipv6": []
    },
    "mail": {
        "spf": "v=spf1 include:spf-nmg.cao.go.jp include:spf.protection.outlook.com -all",
        "dmarc": "v=DMARC1; p=none; pct=100; rua=mailto:rua-report@cao.go.jp;ruf=mailto:ruf-report@cao.go.jp",
        "dkim_selector": "selector1",
        "dkim_host": "selector1._domainkey.cao.go.jp",
        "dkim": "v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzI76isP8vz9uC+8snXoUrqnYbU4S9U0VcNfVBL9SBQ++9zLJx0ZoTsRJe32zJ+7vFI+7k6aquyNEzKQbhFQuXjHv7RGV7+px//yXHgMKfkwK4i7Mxj9mIw7k9W7hAyjO5p1KTv3HOb/aCyKeTCoBOoxKPIZttkzyB5VFRwzWTRn54jBRCkS/bFjipHaIy6Tp2CWzobeIjA5PijP9jE3Rz0HguVUMSJtYceOghCMAoV6nPwZugHDWZjrCS4f7Ms+MQuqVi4Onh6ZDNpZiv2UR7wKA8Zk0GYhxLdNRoemPAYhXyZXfLwShzwCKqqkpdEkLAFJZ/P03FSWIe4LWstWOgQIDAQAB;",
        "spf_analysis": {
            "valid": true,
            "lookups": 2,
            "final": "-all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "none"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "",
        "propagation": {
            "consistent": false,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [],
                    "time_ms": 296.63
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [],
                    "time_ms": 215.82
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [],
                    "time_ms": 156.87
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [],
                    "time_ms": 417.85
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [],
                    "time_ms": 354.28
                }
            ]
        }
    },
    "ssl": {
        "available": false,
        "issuer": "",
        "subject": "",
        "valid_from": "",
        "valid_to": "",
        "days_remaining": null,
        "san": [],
        "protocol": "",
        "cipher": "",
        "error": "php_network_getaddresses: getaddrinfo failed: No address associated with hostname"
    },
    "http": {
        "url": "https://cao.go.jp/",
        "status": "",
        "http_version": "0",
        "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://cao.go.jp/",
        "title": "",
        "description": "",
        "success": false,
        "error": "Could not resolve host: cao.go.jp"
    },
    "network": [],
    "smtp": {
        "host": "cao-go-jp.mail.protection.outlook.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 36.3,
                "banner": "",
                "error": "Connection refused"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4044.8,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4056,
                "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": 97.55
}