{
    "ok": true,
    "domain": "ethz.ch",
    "generated_at": "2026-08-08T19:05:33-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 90,
        "label": "Excellent",
        "categories": {
            "dns": 100,
            "mail": 90,
            "security": 73,
            "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": 15,
                "lost_points": 0,
                "detail": "DS and DNSKEY detected."
            },
            {
                "category": "dns",
                "title": "CAA policy",
                "max_points": 5,
                "earned_points": 5,
                "lost_points": 0,
                "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": "14 day(s) remaining."
            },
            {
                "category": "security",
                "title": "Certificate lifetime",
                "max_points": 10,
                "earned_points": 2,
                "lost_points": 8,
                "detail": "Full points require at least 30 days remaining."
            },
            {
                "category": "security",
                "title": "HTTP security headers",
                "max_points": 35,
                "earned_points": 16,
                "lost_points": 19,
                "detail": "4 of 9 evaluated headers detected."
            },
            {
                "category": "network",
                "title": "PTR reverse DNS",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0,
                "detail": "PTR: cms-publish.ethz.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/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": "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": "ok",
                "title": "DNSSEC chain",
                "detail": "DS and DNSKEY detected.",
                "category": "dns",
                "max_points": 15,
                "earned_points": 15,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "CAA policy",
                "detail": "Certificate authority restriction.",
                "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": "14 day(s) remaining.",
                "category": "security",
                "max_points": 55,
                "earned_points": 55,
                "lost_points": 0
            },
            {
                "level": "warning",
                "title": "Certificate lifetime",
                "detail": "Full points require at least 30 days remaining.",
                "category": "security",
                "max_points": 10,
                "earned_points": 2,
                "lost_points": 8
            },
            {
                "level": "warning",
                "title": "HTTP security headers",
                "detail": "4 of 9 evaluated headers detected.",
                "category": "security",
                "max_points": 35,
                "earned_points": 16,
                "lost_points": 19
            },
            {
                "level": "ok",
                "title": "PTR reverse DNS",
                "detail": "PTR: cms-publish.ethz.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/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": [
                "129.132.19.216"
            ],
            "AAAA": [
                "2001:67c:10ec:254::216"
            ],
            "CNAME": [],
            "MX": [
                "0 ethz-ch.mail.protection.outlook.com."
            ],
            "TXT": [
                "\"swisssign-check=BDtdqMH6pceyO3KHVIS1vsJmGjJ9hesEH5867tOMnr\"",
                "\"_dyjz2gllmk98i719hdgx79uutbkyndn\"",
                "\"x-sciondiscovery=8041\"",
                "\"atlassian-domain-verification=j2UG7TzcYAjMBEhWNOuriEiXnXLpBdSQa6CGJmAavaX2DHXMG6pNdW7LnIdRxgy8\"",
                "\"apple-domain-verification=cUg22ZeVgvGwl2wM\"",
                "\"MS=ms74430548\"",
                "\"_of7xwqx1jgvt111o63x1juyr988jhi0\"",
                "\"_al6hoipl43weiheybc6mvdaw44sykbv\"",
                "\"_d8o7figmpeqv00rwhbq7w2a543uq5cd\"",
                "\"uG05urgXxo6oWSLfesPVBgm/bOMJr7D9p9HcfCSxMOnkQRGFziYpJjtK9kR2uDySSGyaFLH30TPP/Fo7lOFzUQ==\"",
                "\"mentimeter-79a7eddb-4e9d-432d-9d51-0f8de7e47c3b\"",
                "\"jamf-site-verification=yYGtn5yHbyRPne909PQqpA\"",
                "\"_8j5cmv3vwyyg7ge7faxlnjgr57sou2u\"",
                "\"mx-e9c69a18514f56cd\"",
                "\"MS=ms30649431\"",
                "\"_xxgvlxwrdf5xyze1mrmzf7moj3xj4tf\"",
                "\"adobe-idp-site-verification=3195e9b223cdb14077ca5c6e48374a4e1881d73840053bfa00c78926ed92d5ba\"",
                "\"scion=64-2:0:9,129.132.230.98\"",
                "\"rpuct+JEeaDA/QAxrvqyEX/czHoi3JCDlHzsZnO2PJpzdJ0zpgj88hVS426ibRVX+ljQbXH2jGQf00bMIfh4/g==\"",
                "\"v=spf1 include:_id.ethz.ch -all\""
            ],
            "NS": [
                "ns1.ethz.ch.",
                "ns2.switch.ch.",
                "ns2.ethz.ch."
            ],
            "SOA": [
                "ns.ethz.ch. hostmaster.ethz.ch. 427859 10800 3600 604800 300"
            ],
            "CAA": [
                "0 issue \"quovadisglobal.com\"",
                "0 issue \"letsencrypt.org\"",
                "0 issuewild \"digicert.com\"",
                "0 issue \"digicert.com\"",
                "0 issue \"amazonaws.com\"",
                "0 issue \"awstrust.com\"",
                "0 issue \"sectigo.com\"",
                "0 issue \"pki.goog\"",
                "0 issuewild \"pki.goog\"",
                "0 issuewild \"quovadisglobal.com\"",
                "0 iodef \"mailto:id-bd-ws-pki-lra@id.ethz.ch\"",
                "0 issuewild \"letsencrypt.org\"",
                "0 issue \"amazon.com\"",
                "0 issue \"amazontrust.com\""
            ],
            "DS": [
                "43502 13 2 B947DFBBBB6E3EE7E9220563AA58D4D809345316B135F0BB70DAE2F8 6368D45B"
            ],
            "DNSKEY": [
                "257 3 13 zB9rXeJqqULYNMEfnD8Bir5JVn69GX1ULePLmKnyZ1Dm+MvkFhsJQ1mC B9098AGmOCnVs5cPyAkMbUI0swxvzA=="
            ],
            "RRSIG": [
                "NS 13 2 86400 20260820000000 20260730000000 43502 ethz.ch. puelMF/jfbRmM8E8EKWp9mwM5RE/+3yEFFGt1NKMF/sgpMTSysz1bgQ+ C27Ak9qVuPkDHp7wRPhGtMbIZ2v+eg==",
                "AAAA 13 2 3600 20260820000000 20260730000000 43502 ethz.ch. fi0y6JEAjYMFfSy39SHe0cRbA+GCEAeUAjrWGMlvCbZkx2AO/cJpdgfl q/QqZwcEyNbY+xM0YRSqbfl5BkC4pQ==",
                "DS 13 2 3600 20260907155951 20260808153154 48631 ch. H1PR/pVccEjGu83W8PB5x9Wjmb/mlpwfgIl+9gy2qK3pg97RXmo2yw7d T0SqXLqAmQoP0duSahAy54SLjV0Ilg==",
                "MX 13 2 3600 20260820000000 20260730000000 43502 ethz.ch. 83YqnAmjGAGtWT/2QqnxDOCCCJ661bSh72myezHe/gH5TSZQyCOs1zjj 5+f9BpxrtX4rge3vXGUn9rpovj86gw=="
            ],
            "NSEC": [
                "062e73.ethz.ch. A NS SOA MX TXT AAAA NAPTR RRSIG NSEC DNSKEY CDS CDNSKEY CAA"
            ],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [
                "100 10 \"s\" \"x-eduroam:radius.tls\" \"\" _radsec._tcp.eduroam.ch.",
                "1 1 \"A\" \"x-sciondiscovery:tcp\" \"\" netsec-w37w3w.inf.ethz.ch."
            ],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "129.132.19.216"
        ],
        "ipv6": [
            "2001:67c:10ec:254::216"
        ]
    },
    "mail": {
        "spf": "v=spf1 include:_id.ethz.ch -all",
        "dmarc": "v=DMARC1; p=none; sp=none",
        "dkim_selector": "selector1",
        "dkim_host": "selector1._domainkey.ethz.ch",
        "dkim": "v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAs99IUGAHRX0MO5G66twrtFQP6Wcd6JzQN2XJtPHNoonuL6gFjVA3IngJmlTzlLaIVE+hEd1fB2N7JCq/LD1hMbKNIFtVK3PUzoVlzXSBkyeE4pO31kbfmI9Dtm+LyyC1Ri9zpLuPiXb/AwRBKP+VmdFjfTfHr1lk+qfRUstNXyuVFvMugf1lM+wyrmG3x6GDhEHHO6ZOV3LJ+HUZTofKUx8sY3RMMu5rPIA60rPBIo46jP6eZELcSTHLoyamXYO/EXMdKofBCV1HDBgPwbEWx5XDwlpr8wgmZPbx5pMhO6V2NrrpOogTJTTyRaZLFiIkn0aC2ANQNtwKLX+wI1MfjQIDAQAB;",
        "spf_analysis": {
            "valid": true,
            "lookups": 1,
            "final": "-all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "none"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "cms-publish.ethz.ch",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "129.132.19.216"
                    ],
                    "time_ms": 43.04
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "129.132.19.216"
                    ],
                    "time_ms": 137.43
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "129.132.19.216"
                    ],
                    "time_ms": 270.15
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "129.132.19.216"
                    ],
                    "time_ms": 759.98
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "129.132.19.216"
                    ],
                    "time_ms": 67.03
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "DigiCert Inc",
        "subject": "ethz.ch",
        "valid_from": "2025-07-22T19:00:00-05:00",
        "valid_to": "2026-08-23T18:59:59-05:00",
        "days_remaining": 14,
        "san": [
            "ethz.ch",
            "www.ethz.ch"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_256_GCM_SHA384"
    },
    "http": {
        "url": "https://ethz.ch/de.html",
        "status": "HTTP/2 200 ",
        "http_version": "3",
        "headers": {
            "date": "Sat, 08 Aug 2026 23:52:07 GMT",
            "server": "Varnish",
            "x-varnish": "17763987",
            "location": "https://ethz.ch/de.html",
            "content-length": "0",
            "x-content-type-options": "nosniff",
            "content-type": "text/html;charset=utf-8",
            "cache-control": "max-age=3600",
            "vary": "cookie, Accept-Encoding",
            "age": "797",
            "x-ratelimit-remaining": "20",
            "x-powered-by": "ETH Informatikdiensten",
            "x-delievered-from": "Zentrum",
            "strict-transport-security": "max-age=63072000",
            "content-security-policy": "frame-ancestors 'self'",
            "x-frame-options": "sameorigin",
            "accept-ranges": "bytes"
        },
        "security_checks": {
            "strict-transport-security": true,
            "content-security-policy": true,
            "x-content-type-options": true,
            "x-frame-options": true,
            "referrer-policy": false,
            "permissions-policy": false,
            "cross-origin-opener-policy": false,
            "cross-origin-embedder-policy": false,
            "cross-origin-resource-policy": false
        },
        "server": "Varnish",
        "powered_by": "ETH Informatikdiensten"
    },
    "webpage": {
        "url": "https://ethz.ch/de.html",
        "title": "ETH Zürich - Homepage | ETH Zürich",
        "description": "",
        "success": true,
        "error": "",
        "status": 206
    },
    "network": {
        "129.132.19.216": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "ethz-ch.mail.protection.outlook.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 36.5,
                "banner": "",
                "error": "Network is unreachable"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4056.1,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4017.1,
                "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": 93.77
}