{
    "ok": true,
    "domain": "tbs.co.jp",
    "generated_at": "2026-08-09T01:31:38-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 69,
        "label": "Fair",
        "categories": {
            "dns": 70,
            "mail": 90,
            "security": 69,
            "network": 35,
            "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": "2 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": "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": 0,
                "lost_points": 15,
                "detail": "Both DS and DNSKEY are required."
            },
            {
                "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": 20,
                "lost_points": 0,
                "detail": "5 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": "160 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": 35,
                "lost_points": 0,
                "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": "HTTP/1.1 404 Not Found"
            },
            {
                "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": "2 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": "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": "error",
                "title": "DNSSEC chain",
                "detail": "Both DS and DNSKEY are required.",
                "category": "dns",
                "max_points": 15,
                "earned_points": 0,
                "lost_points": 15
            },
            {
                "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": "ok",
                "title": "MX records",
                "detail": "5 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": "160 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": "ok",
                "title": "IPv4 diversity",
                "detail": "Two or more IPv4 addresses receive full points.",
                "category": "network",
                "max_points": 35,
                "earned_points": 35,
                "lost_points": 0
            },
            {
                "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": "HTTP/1.1 404 Not Found",
                "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": [
                "163.45.254.1",
                "163.45.126.1"
            ],
            "AAAA": [],
            "CNAME": [],
            "MX": [
                "1 aspmx.l.google.com.",
                "10 alt4.aspmx.l.google.com.",
                "10 alt3.aspmx.l.google.com.",
                "5 alt2.aspmx.l.google.com.",
                "5 alt1.aspmx.l.google.com."
            ],
            "TXT": [
                "\"google-site-verification=vNvtAI6LwO_GiX78ctNvQOzyB2wNBmIR1bVrExFJUjo\"",
                "\"v=spf1\" \" include:_spf.google.com include:spfcm.cybermail.jp\" \" ip4:163.45.100.13 ip4:163.45.200.13 ip4:163.45.100.215 ip4:113.39.72.92\" \" ip4:210.128.220.104 ip4:150.195.209.104 ip4:150.195.208.45 ip4:150.195.210.153\" \" -all\"",
                "\"google-site-verification=S_9ipjvavgXY0vAu-D_B5lwoebsdxLs9tSTC-oSwlTo\"",
                "\"google-site-verification=75fQoX1P1tQWLGeXBkfO5z-71muFEakM68p8szrmXWE\"",
                "\"adobe-idp-site-verification=248d2e629db17d3448476f6bb3ee59d09fb2231ec0779a72b2003fdb8f64baa9\"",
                "\"google-site-verification=_QVd4Ejnbo4g408EpS7jcHJL-T9pGZEf7ttZX2s-5D0\"",
                "\"miro-verification=3b41b07d556607357d985ba9cb6cd0d137f5dc77\"",
                "\"workplace-domain-verification=E8wOs7AWpINW1BU0OighWfBMPXPBWl\"",
                "\"google-site-verification=rqHVWIcJrAuhLdXz7e-lKDZwsicQTteqGcdiCRwvRg8\"",
                "\"notion-domain-verification=syoS0zFk63xfCLFT1fyjc7MYxJT1oUMhw4tmPfjVTQX\"",
                "\"google-site-verification=SQs-Fp5ScR6cg_FgpunTQ-_dJ1hnpV26BfLmYCiFytI\"",
                "\"google-site-verification=r3J0IkI-H_GzpZw6VRU3seEU3SSKGrNbUlpkuaE2g_8\"",
                "\"MS=F2F840FA533B113DBC4E987FB5C3102DA089FF37\""
            ],
            "NS": [
                "ns.tokyo.spin.ad.jp.",
                "ns.spin.ad.jp.",
                "ns02.tbs.co.jp.",
                "ns01.tbs.co.jp."
            ],
            "SOA": [
                "ns01.tbs.co.jp. postmaster.tbs.co.jp. 2026072401 1200 900 1209600 3600"
            ],
            "CAA": [],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "163.45.254.1",
            "163.45.126.1"
        ],
        "ipv6": []
    },
    "mail": {
        "spf": "v=spf1 include:_spf.google.com include:spfcm.cybermail.jp ip4:163.45.100.13 ip4:163.45.200.13 ip4:163.45.100.215 ip4:113.39.72.92 ip4:210.128.220.104 ip4:150.195.209.104 ip4:150.195.208.45 ip4:150.195.210.153 -all",
        "dmarc": "v=DMARC1; p=none; rua=mailto:mail-report@gr.tbs.co.jp; ruf=mailto:mail-report@gr.tbs.co.jp",
        "dkim_selector": "google",
        "dkim_host": "google._domainkey.tbs.co.jp",
        "dkim": "v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAkqIEfxuCJGhCh6hElxwvsZx3Qh5izZGLawGjUjFMXzPoHsZK4tHO0+NRJNdEeS7HDJjoViAoKCrzH+JMIRnrDRo+Z4Xp4/j/fdTETebnRl5BIq2qKOqmZo5f/Rh2h+N6OcEXw5w/I5qtyhJHOt4+CzwDWZkytTwnG2QY0WzZ+UI4sidd+b6rhMbB/2awKIG0CitT4ROFOKIyaIzWfW8OhwPKZ4GKIjmLHk5lLIc+/Zb+Hp7+FlmQ3h+HxCgBAR1nCZW0s38yyXiNyfvY2jiLM3W55qiottD9MX9mCQi7t328Zbeqyh7asHCv4cBX5920r6Fqr4KOnTgFIdt9MKCmEQIDAQAB",
        "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": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "163.45.126.1",
                        "163.45.254.1"
                    ],
                    "time_ms": 40.9
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "163.45.126.1",
                        "163.45.254.1"
                    ],
                    "time_ms": 389.61
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "163.45.126.1",
                        "163.45.254.1"
                    ],
                    "time_ms": 186.27
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "163.45.126.1",
                        "163.45.254.1"
                    ],
                    "time_ms": 745.98
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "163.45.126.1",
                        "163.45.254.1"
                    ],
                    "time_ms": 422.05
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "DigiCert Inc",
        "subject": "*.tbs.co.jp",
        "valid_from": "2026-07-01T19:00:00-05:00",
        "valid_to": "2027-01-16T17:59:59-06:00",
        "days_remaining": 160,
        "san": [
            "*.tbs.co.jp",
            "tbs.co.jp"
        ],
        "protocol": "TLSv1.2",
        "cipher": "ECDHE-RSA-AES128-GCM-SHA256"
    },
    "http": {
        "url": "https://tbs.co.jp/",
        "status": "HTTP/1.1 404 Not Found",
        "http_version": "2",
        "headers": {
            "date": "Sun, 09 Aug 2026 06:31:29 GMT",
            "server": "Apache",
            "accept-ranges": "bytes",
            "x-content-type-options": "nosniff",
            "x-xss-protection": "1; mode=block",
            "content-length": "872",
            "content-type": "text/html"
        },
        "security_checks": {
            "strict-transport-security": false,
            "content-security-policy": false,
            "x-content-type-options": true,
            "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": "Apache",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://tbs.co.jp/",
        "title": "TBS | 404 NotFound",
        "description": "",
        "success": true,
        "error": "",
        "status": 404
    },
    "network": {
        "163.45.254.1": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "163.45.126.1": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "aspmx.l.google.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 22,
                "banner": "220 mx.google.com ESMTP 46e09a7af769-7f35b5b04b8si5524817a34.48 - gsmtp",
                "error": "No connection"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4020.5,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4020.9,
                "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": 103.17
}