{
    "ok": true,
    "domain": "cern.ch",
    "generated_at": "2026-08-08T20:42:33-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 83,
        "label": "Good",
        "categories": {
            "dns": 80,
            "mail": 90,
            "security": 65,
            "network": 85,
            "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": "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": "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": 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": "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": 55,
                "lost_points": 0,
                "detail": "107 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": 30,
                "lost_points": 0,
                "detail": "PTR: lbaas-73ae2b4e-5554-441e-b8e3-8d558b25f161.cern.ch"
            },
            {
                "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": 40,
                "lost_points": 0,
                "detail": "HTTP/1.1 200 OK"
            },
            {
                "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": "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": "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": "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": "107 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": "ok",
                "title": "PTR reverse DNS",
                "detail": "PTR: lbaas-73ae2b4e-5554-441e-b8e3-8d558b25f161.cern.ch",
                "category": "network",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0
            },
            {
                "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": "ok",
                "title": "HTTP response",
                "detail": "HTTP/1.1 200 OK",
                "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": [
                "188.184.77.250"
            ],
            "AAAA": [
                "2001:1458:d00:3c::100:2f9"
            ],
            "CNAME": [],
            "MX": [
                "10 cern-ch.mail.protection.outlook.com."
            ],
            "TXT": [
                "\"v=spf1 include:spf.cern.ch ?all\"",
                "\"anthropic-domain-verification-4kfdsh=uvjsOh2bjwteama1zHsw7FZtw\"",
                "\"google-site-verification=aoFc91q4kA9Xp_-Z_AFY1gI0AmXpTXIMcGseZfvH0J8\"",
                "\"cursor-domain-verification-8t0p9r=J6wFIABgbtZfHacKasG8HDZ1p\"",
                "\"mistral-domain-verification=3a255465ec599b8016fb91a2f8563cc304e3b95d\"",
                "\"openai-domain-verification=dv-R5PuLWpZKT8QhVzrlbLDHvBz\"",
                "\"MS=ms44269116\"",
                "\"autodesk-domain-verification=5Lt81tqLuEgD4wCC73YQ\"",
                "\"sinch-domain-verification=1fa8887b-9312-4ca2-85f8-75f7c1ba81fd\"",
                "\"goqTmP4CYqgXEPONka9g8FCGD4vpvjieG4RI5NLxYZsBh/y5p88K9ym3zIFcLVbaYQdJkdhfYcjADXGdGMdSCA==\""
            ],
            "NS": [
                "scsnms.switch.ch.",
                "ext-dns-2.cern.ch.",
                "ext-dns-1.cern.ch."
            ],
            "SOA": [
                "ext-dns-1.cern.ch. external-dns.cern.ch. 2013773015 1200 300 2419200 900"
            ],
            "CAA": [],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "188.184.77.250"
        ],
        "ipv6": [
            "2001:1458:d00:3c::100:2f9"
        ]
    },
    "mail": {
        "spf": "v=spf1 include:spf.cern.ch ?all",
        "dmarc": "v=DMARC1; p=quarantine; sp=none; pct=100; rua=mailto:dmarc.rua@cern.ch; ruf=mailto:dmarc.rua@cern.ch; fo=1",
        "dkim_selector": "selector1",
        "dkim_host": "selector1._domainkey.cern.ch",
        "dkim": "v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDHh89JkOAX8tJ9cDpd168o3F7cnDEuX4b8/fz8u5gAwz1FExlyf4EOZ2Q+aumHq9simdCDuks3eGwrV0wM4e/nmjDowOlCpQvFJIIDV5NK+wUr7La1eY9AxSDBGaFK+9D/0PJftLDVFhdk3Y8LVHXwaSedaespaUNCFpE6AetVoQIDAQAB; n=1024,1450809518,1466620718",
        "spf_analysis": {
            "valid": true,
            "lookups": 1,
            "final": "?all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "quarantine"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "lbaas-73ae2b4e-5554-441e-b8e3-8d558b25f161.cern.ch",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "188.184.77.250"
                    ],
                    "time_ms": 184.5
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "188.184.77.250"
                    ],
                    "time_ms": 148.2
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "188.184.77.250"
                    ],
                    "time_ms": 139.95
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "188.184.77.250"
                    ],
                    "time_ms": 147.38
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "188.184.77.250"
                    ],
                    "time_ms": 154.91
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Sectigo Limited",
        "subject": "www.cern.ch",
        "valid_from": "2025-11-04T18:00:00-06:00",
        "valid_to": "2026-11-24T17:59:59-06:00",
        "days_remaining": 107,
        "san": [
            "www.cern.ch",
            "*.app.cern.ch",
            "*.apptest.cern.ch",
            "*.docs.cern.ch",
            "*.web.cern.ch",
            "*.webtest.cern.ch",
            "about.cern",
            "accelerating-news.eu",
            "acceleratingnews.eu",
            "accelerators.cern",
            "againstcovid19.cern",
            "alice.cern",
            "aliceinfo.cern.ch",
            "ams02.space",
            "antimatter.cern",
            "arts.cern",
            "at.cern",
            "atlas.cern",
            "awake.cern",
            "beamlineforschools.cern",
            "beams.cern",
            "belgium.cern",
            "bulletinserv.cern.ch",
            "careers.cern",
            "cern.ch",
            "cern.int",
            "cern70.cern",
            "cernandsocietyfoundation.cern",
            "chis.cern",
            "cixp.net",
            "clear.cern",
            "clic.cern",
            "cms.cern",
            "computing.cern",
            "cosmicrays.cern",
            "darkmatter.cern",
            "dashb-cms-vo-feed.cern.ch",
            "education.cern",
            "engineering.cern",
            "environment.cern",
            "europeanstrategy.cern",
            "experiments.cern",
            "flair.cern",
            "fluka.cern",
            "giving.cern",
            "groups.cern.ch",
            "higgsboson.cern",
            "home.cern",
            "hse.cern",
            "ideasquare.cern",
            "ifast-project.eu",
            "info.cern.ch",
            "internationalrelations.cern",
            "ippog.org",
            "isolde.cern",
            "jobs.cern",
            "knowledge.cern",
            "kt.cern",
            "learn.cern",
            "lhc.cern",
            "library.cern",
            "medicis.cern",
            "monit.cern.ch",
            "news.cern",
            "newsroom.cern",
            "nic.cern",
            "norway.cern",
            "open-quantum-institute.cern",
            "opendays.cern",
            "openlab.cern",
            "openscience.cern",
            "opensource.cern",
            "oqi.cern",
            "particles.cern",
            "pensionfund.cern.ch",
            "physics.cern",
            "press.cern",
            "quantum.cern",
            "quantum.cern.ch",
            "root.cern",
            "root.cern.ch",
            "science.cern",
            "sciencegateway.cern",
            "scienceinschool.org",
            "scientific-info.cern",
            "search.cern.ch",
            "sparks.cern",
            "staff-association.cern",
            "standardmodel.cern",
            "supersymmetry.cern",
            "teachers.cern",
            "technology.cern",
            "theory.cern",
            "united-states.cern",
            "ventureconnect.cern",
            "visit.cern",
            "voisins.cern",
            "webfest.cern",
            "www.ams02.space",
            "www.arts.cern",
            "www.atlas.cern",
            "www.cern",
            "www.cern.int",
            "www.cixp.net",
            "www.home.cern"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_256_GCM_SHA384"
    },
    "http": {
        "url": "https://home.cern/",
        "status": "HTTP/1.1 200 OK",
        "http_version": "2",
        "headers": {
            "content-type": "text/html; charset=UTF-8",
            "location": "https://home.cern",
            "date": "Sun, 09 Aug 2026 01:42:24 GMT",
            "set-cookie": "bf6811c95dc116bb8288e5438412494d=1b6f15656ecf3f449e50bb488b710f7e; path=/; HttpOnly; Secure; SameSite=None",
            "server": "openresty/1.27.1.2",
            "content-length": "297398",
            "vary": "Accept-Encoding, Cookie",
            "x-powered-by": "PHP/8.4.23",
            "cache-control": "private",
            "last-modified": "Sun, 09 Aug 2026 01:38:23 GMT"
        },
        "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": "openresty/1.27.1.2",
        "powered_by": "PHP/8.4.23"
    },
    "webpage": {
        "url": "https://home.cern/",
        "title": "Home | CERN",
        "description": "",
        "success": true,
        "error": "",
        "status": 200
    },
    "network": {
        "188.184.77.250": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "cern-ch.mail.protection.outlook.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 35.8,
                "banner": "",
                "error": "Network is unreachable"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4054.8,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4021,
                "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": 94.55
}