{
    "ok": true,
    "domain": "chartjs.org",
    "generated_at": "2026-08-10T06:07:17-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 67,
        "label": "Fair",
        "categories": {
            "dns": 95,
            "mail": 0,
            "security": 65,
            "network": 70,
            "availability": 100
        },
        "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": 10,
                "lost_points": 0,
                "detail": "2 IPv6 address(es) detected."
            },
            {
                "category": "dns",
                "title": "Name server redundancy",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0,
                "detail": "2 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": 0,
                "lost_points": 25,
                "detail": "SPF policy not found."
            },
            {
                "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": "35 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": 35,
                "lost_points": 0,
                "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": 40,
                "lost_points": 0,
                "detail": "HTTP/2 200 "
            },
            {
                "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": "ok",
                "title": "IPv6 (AAAA)",
                "detail": "2 IPv6 address(es) detected.",
                "category": "dns",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "Name server redundancy",
                "detail": "2 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": "error",
                "title": "SPF",
                "detail": "SPF policy not found.",
                "category": "mail",
                "max_points": 25,
                "earned_points": 0,
                "lost_points": 25
            },
            {
                "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": "35 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": "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": "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": "ok",
                "title": "HTTP response",
                "detail": "HTTP/2 200 ",
                "category": "availability",
                "max_points": 40,
                "earned_points": 40,
                "lost_points": 0
            },
            {
                "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": [
                "104.18.184.237",
                "104.18.183.237"
            ],
            "AAAA": [
                "2606:4700::6812:b8ed",
                "2606:4700::6812:b7ed"
            ],
            "CNAME": [],
            "MX": [],
            "TXT": [],
            "NS": [
                "anirban.ns.cloudflare.com.",
                "diva.ns.cloudflare.com."
            ],
            "SOA": [
                "anirban.ns.cloudflare.com. dns.cloudflare.com. 2411265710 10000 2400 604800 1800"
            ],
            "CAA": [],
            "DS": [
                "2371 13 2 0F8126F67489AAF60941F0502E7A23ACB76A966B6A93C7516189FCD4 1709F77B"
            ],
            "DNSKEY": [
                "256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8 KqXXFJkqmVfRvMGPmM1x8fGAa2XhSA==",
                "257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+ KkxLbxILfDLUT0rAK9iUzy1L53eKGQ=="
            ],
            "RRSIG": [
                "DNSKEY 13 2 3600 20261002180005 20260802180005 2371 chartjs.org. SmiqJom+7TgfzMcjrqDHSS9usnerHqMZ4Jt/a1eMayQalge3NcNRtVkH 3yiJfd8Ztnd15U7NWsmmhk8Et42Jag==",
                "NS 13 2 86400 20260811120707 20260809100707 34505 chartjs.org. Gqk69BhQvBSoc9DwGyCYAgm/WgZGWHOdi+8xcoRMHshYg9ZusF1aoake yNN5sX13Qe6KH+MoCd70RVDtn2nEDA==",
                "SOA 13 2 1800 20260811120706 20260809100706 34505 chartjs.org. c4rU5F11A8SjrEdu6inb58mmo+vCiociyDMnNVgRAo1lDJr2P0ZPZbeb zXjjtwYmWuDMxLuP/dsUpLfgccgCIw==",
                "AAAA 13 2 300 20260811120706 20260809100706 34505 chartjs.org. 9E2YtYxy4wIxFOcp6xuGwuMg+OP41AWjizDLD0UPq9RrSl+IGcDiTSEO LxK2m0CKV1gVpgJfi/7fFxOKPNY6hA==",
                "A 13 2 300 20260811120706 20260809100706 34505 chartjs.org. cUhd8ymguwHNn0UTVoAZDhSYbuvKb7oFGmPSogGne3sRhL6IWrm0GCKS S4ofPopoAlncbLBZjCTO+6IAk//kHQ==",
                "DS 8 2 3600 20260830152406 20260809142406 44925 org. SiFIgYJG39PbAyZBt76w32BsoCoNAT1afoR8+gvxj8ZMVNhmuzYnwRG3 vroNPGyGyBvJOCQyh04oidCGq8eArPrnAfmKJG3rnT5qr/+uNN0AGeOJ 2K+AA7aMGQfXjEij2voPd5rXnJ3akWuwpILhIZbgvkWyHy43O4zMUb1M fbI="
            ],
            "NSEC": [
                "\\000.chartjs.org. A NS SOA PTR HINFO MX TXT AAAA LOC SRV NAPTR CERT SSHFP RRSIG NSEC DNSKEY TLSA SMIMEA HIP CDS CDNSKEY OPENPGPKEY SVCB HTTPS URI CAA"
            ],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "104.18.184.237",
            "104.18.183.237"
        ],
        "ipv6": [
            "2606:4700::6812:b8ed",
            "2606:4700::6812:b7ed"
        ]
    },
    "mail": {
        "spf": "",
        "dmarc": "",
        "dkim_selector": "x",
        "dkim_host": "",
        "dkim": "",
        "spf_analysis": {
            "valid": false,
            "lookups": 0,
            "final": "",
            "message": "Not published"
        },
        "dmarc_analysis": {
            "valid": false,
            "policy": ""
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "104.18.183.237",
                        "104.18.184.237"
                    ],
                    "time_ms": 39.18
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "104.18.183.237",
                        "104.18.184.237"
                    ],
                    "time_ms": 30.18
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "104.18.183.237",
                        "104.18.184.237"
                    ],
                    "time_ms": 34.99
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "104.18.183.237",
                        "104.18.184.237"
                    ],
                    "time_ms": 77.88
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "104.18.183.237",
                        "104.18.184.237"
                    ],
                    "time_ms": 44.05
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Google Trust Services",
        "subject": "chartjs.org",
        "valid_from": "2026-06-16T14:16:17-05:00",
        "valid_to": "2026-09-14T15:16:12-05:00",
        "days_remaining": 35,
        "san": [
            "chartjs.org",
            "*.chartjs.org"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_256_GCM_SHA384"
    },
    "http": {
        "url": "https://www.chartjs.org/",
        "status": "HTTP/2 200 ",
        "http_version": "3",
        "headers": {
            "date": "Mon, 10 Aug 2026 11:07:08 GMT",
            "content-type": "text/html; charset=utf-8",
            "location": "https://www.chartjs.org/",
            "set-cookie": "__cf_bm=hj7zI7370.WS28B_2IztaRUAKIROLZMClp53XMMMeMQ-1786360028.8666747-1.0.1.1-Wn1GweVTeQxpiWd2bjfnLEZOdIl9w2TE2qAUg63jNT.T.04oVOUCiUC.hpmhfGBk0o.DccCW0WAaEhBrb1bNOPoR2pbjKkm5uUQP6jwEWx5FpRkZE5_aa1_VQURrn9C6; HttpOnly; SameSite=None; Secure; Path=/; Domain=chartjs.org; Expires=Mon, 10 Aug 2026 11:37:08 GMT",
            "server": "cloudflare",
            "cf-ray": "a28e89046844bd5f-STL",
            "alt-svc": "h3=\":443\"; ma=86400",
            "last-modified": "Wed, 27 May 2026 21:22:38 GMT",
            "access-control-allow-origin": "*",
            "expires": "Mon, 10 Aug 2026 15:07:08 GMT",
            "cache-control": "public, max-age=14400",
            "x-proxy-cache": "MISS",
            "x-github-request-id": "3306:15F531:3EAE330:4330CB3:6A78EC46",
            "x-github-edge-region": "iad",
            "x-fastly-request-id": "6c63926404b929249dd8536a8bffe423f122aae1",
            "via": "1.1 varnish",
            "x-served-by": "cache-dfw-kdfw8210135-DFW",
            "x-cache": "MISS",
            "x-cache-hits": "0",
            "x-timer": "S1786309703.864669,VS0,VE48",
            "vary": "Accept-Encoding",
            "age": "6804",
            "cf-cache-status": "HIT"
        },
        "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": "cloudflare",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://www.chartjs.org/",
        "title": "Chart.js | Open source HTML5 Charts for your website",
        "description": "Simple yet flexible JavaScript charting library for the modern web",
        "success": true,
        "error": "",
        "status": 206
    },
    "network": {
        "104.18.184.237": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "104.18.183.237": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "chartjs.org",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 0.9,
                "banner": "",
                "error": "Network is unreachable"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4016.7,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4020.5,
                "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": 80.04
}