{
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    "domain": "kobo.com",
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    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 76,
        "label": "Good",
        "categories": {
            "dns": 75,
            "mail": 90,
            "security": 92,
            "network": 35,
            "availability": 60
        },
        "category_weights": {
            "dns": 25,
            "mail": 20,
            "security": 25,
            "network": 10,
            "availability": 20
        },
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            {
                "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",
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                "earned_points": 20,
                "lost_points": 0,
                "detail": "4 NS record(s); 2 or more required."
            },
            {
                "category": "dns",
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                "category": "dns",
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                "detail": "Certificate authority restriction."
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            {
                "category": "dns",
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                "detail": "Agreement between public resolvers."
            },
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                "category": "mail",
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                "earned_points": 20,
                "lost_points": 0,
                "detail": "1 MX record(s)."
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            {
                "category": "mail",
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                "earned_points": 25,
                "lost_points": 0,
                "detail": "SPF policy published."
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                "category": "mail",
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                "earned_points": 25,
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                "detail": "DMARC policy published."
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                "category": "mail",
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                "earned_points": 20,
                "lost_points": 0,
                "detail": "A DKIM selector was verified."
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                "category": "mail",
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                "category": "mail",
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                "detail": "TLS reporting policy."
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                "category": "security",
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                "detail": "87 day(s) remaining."
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                "category": "security",
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                "category": "security",
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                "detail": "7 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."
            },
            {
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                "earned_points": 0,
                "lost_points": 35,
                "detail": "AAAA availability."
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            {
                "category": "availability",
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                "lost_points": 0,
                "detail": "At least one address family must resolve."
            },
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                "lost_points": 40,
                "detail": "HTTP/2 403 "
            },
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                "category": "availability",
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                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0,
                "detail": "Final URL uses HTTPS."
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        ],
        "methodology": "Each category is normalized to 100. The total is the weighted sum: DNS 25%, Email 20%, Security 25%, Network 10%, Availability 20%.",
        "diagnostics": [
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                "title": "IPv4 (A)",
                "detail": "2 IPv4 address(es) detected.",
                "category": "dns",
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                "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
            },
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                "level": "ok",
                "title": "Name server redundancy",
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                "category": "dns",
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                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "SOA record",
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                "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
            },
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                "level": "ok",
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                "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": "87 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": "7 of 9 evaluated headers detected.",
                "category": "security",
                "max_points": 35,
                "earned_points": 27,
                "lost_points": 8
            },
            {
                "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/2 403 ",
                "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
            }
        ]
    },
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                "104.18.37.155"
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            "AAAA": [],
            "CNAME": [],
            "MX": [
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                "\"google-site-verification=SN46x048vtTZTeC4pcKIeVtbSbhp22YtkZIaMnlEWKY\"",
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                "ns-cloud-e2.googledomains.com.",
                "ns-cloud-e3.googledomains.com."
            ],
            "SOA": [
                "ns-cloud-e1.googledomains.com. cloud-dns-hostmaster.google.com. 3 21600 3600 259200 300"
            ],
            "CAA": [
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                "0 issuewild \"letsencrypt.org\"",
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            "DS": [],
            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "172.64.150.101",
            "104.18.37.155"
        ],
        "ipv6": []
    },
    "mail": {
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        "dkim_selector": "s1",
        "dkim_host": "s1._domainkey.kobo.com",
        "dkim": "k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwI/J1oDcsy/XiVEfHAsJsAlnbhXmDbXJYXLdeSo0RRX+AetKcZ4EVg6D9eDvQ4pyvkqh35FYBeVzFopay5KUszQq2wuCDPt6Ujm16rg0eEiJU4NlYOIcVx4zq0k2XiY/zdWrRBrE250gacb3l2np3dDJ6qaIAwmvTdpxWZS+QHbI9cQI6/wsGo15ttrdrUF6bqHyn0BomGFN9l4I3631UKjR53k6P+Ya3V+cVrFzm6vA4JxRtQBn0y1yAp4aGyp/iWZfJHnS/2T6J6LUwhm2+zamUrFGD3xogSjMwrsr5YRFC+VS6kIuAW19oxcqEySLcoYbXHyYiZ9+x8qqFFtJhQIDAQAB",
        "spf_analysis": {
            "valid": true,
            "lookups": 9,
            "final": "~all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "reject"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "",
        "propagation": {
            "consistent": true,
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                    "provider": "Google",
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                        "172.64.150.101"
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                    "time_ms": 101.23
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                    "provider": "Cloudflare",
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                        "172.64.150.101"
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                    "provider": "Quad9",
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                        "172.64.150.101"
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                        "172.64.150.101"
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                    "time_ms": 76.77
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                    "provider": "AdGuard",
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                    "time_ms": 65.5
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        "issuer": "Let's Encrypt",
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        "valid_to": "2026-11-04T02:35:12-06:00",
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            "kobo.com"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_256_GCM_SHA384"
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    "http": {
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        "status": "HTTP/2 403 ",
        "http_version": "3",
        "headers": {
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            "content-type": "text/html; charset=UTF-8",
            "location": "https://www.kobo.com/",
            "server": "cloudflare",
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            "cf-mitigated": "challenge",
            "x-frame-options": "SAMEORIGIN",
            "critical-ch": "Sec-CH-UA-Bitness, Sec-CH-UA-Arch, Sec-CH-UA-Full-Version, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Platform, Sec-CH-UA, UA-Bitness, UA-Arch, UA-Full-Version, UA-Mobile, UA-Model, UA-Platform-Version, UA-Platform, UA",
            "cross-origin-embedder-policy": "require-corp",
            "cross-origin-opener-policy": "same-origin",
            "cross-origin-resource-policy": "same-origin",
            "origin-agent-cluster": "?1",
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        },
        "security_checks": {
            "strict-transport-security": false,
            "content-security-policy": false,
            "x-content-type-options": true,
            "x-frame-options": true,
            "referrer-policy": true,
            "permissions-policy": true,
            "cross-origin-opener-policy": true,
            "cross-origin-embedder-policy": true,
            "cross-origin-resource-policy": true
        },
        "server": "cloudflare",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://www.kobo.com/",
        "title": "Challenged | Kobo.com",
        "description": "",
        "success": true,
        "error": "",
        "status": 403
    },
    "network": {
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            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "104.18.37.155": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
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        "ports": [
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                "port": 25,
                "open": false,
                "time_ms": 26.6,
                "banner": "",
                "error": "Connection refused"
            },
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                "port": 465,
                "open": false,
                "time_ms": 4040.1,
                "banner": "",
                "error": "Connection timed out"
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                "port": 587,
                "open": false,
                "time_ms": 4030.6,
                "banner": "",
                "error": "Connection timed out"
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        ]
    },
    "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": 129.79
}