{
    "ok": true,
    "domain": "uni-muenchen.de",
    "generated_at": "2026-08-08T22:47:53-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 29,
        "label": "Critical",
        "categories": {
            "dns": 45,
            "mail": 70,
            "security": 0,
            "network": 0,
            "availability": 20
        },
        "category_weights": {
            "dns": 25,
            "mail": 20,
            "security": 25,
            "network": 10,
            "availability": 20
        },
        "items": [
            {
                "category": "dns",
                "title": "IPv4 (A)",
                "max_points": 30,
                "earned_points": 0,
                "lost_points": 30,
                "detail": "0 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": "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": 0,
                "lost_points": 5,
                "detail": "Certificate authority restriction."
            },
            {
                "category": "dns",
                "title": "DNS propagation",
                "max_points": 10,
                "earned_points": 0,
                "lost_points": 10,
                "detail": "Agreement between public resolvers."
            },
            {
                "category": "mail",
                "title": "MX records",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0,
                "detail": "2 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": 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": 0,
                "lost_points": 55,
                "detail": "No valid certificate was retrieved."
            },
            {
                "category": "security",
                "title": "Certificate lifetime",
                "max_points": 10,
                "earned_points": 0,
                "lost_points": 10,
                "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": 0,
                "lost_points": 35,
                "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": 0,
                "lost_points": 40,
                "detail": "At least one address family must resolve."
            },
            {
                "category": "availability",
                "title": "HTTP response",
                "max_points": 40,
                "earned_points": 0,
                "lost_points": 40,
                "detail": "No successful HTTP response."
            },
            {
                "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": "error",
                "title": "IPv4 (A)",
                "detail": "0 IPv4 address(es) detected.",
                "category": "dns",
                "max_points": 30,
                "earned_points": 0,
                "lost_points": 30
            },
            {
                "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": "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": "error",
                "title": "CAA policy",
                "detail": "Certificate authority restriction.",
                "category": "dns",
                "max_points": 5,
                "earned_points": 0,
                "lost_points": 5
            },
            {
                "level": "error",
                "title": "DNS propagation",
                "detail": "Agreement between public resolvers.",
                "category": "dns",
                "max_points": 10,
                "earned_points": 0,
                "lost_points": 10
            },
            {
                "level": "ok",
                "title": "MX records",
                "detail": "2 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": "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": "error",
                "title": "Valid TLS certificate",
                "detail": "No valid certificate was retrieved.",
                "category": "security",
                "max_points": 55,
                "earned_points": 0,
                "lost_points": 55
            },
            {
                "level": "error",
                "title": "Certificate lifetime",
                "detail": "Full points require at least 30 days remaining.",
                "category": "security",
                "max_points": 10,
                "earned_points": 0,
                "lost_points": 10
            },
            {
                "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": "error",
                "title": "IPv4 diversity",
                "detail": "Two or more IPv4 addresses receive full points.",
                "category": "network",
                "max_points": 35,
                "earned_points": 0,
                "lost_points": 35
            },
            {
                "level": "error",
                "title": "IPv6 connectivity",
                "detail": "AAAA availability.",
                "category": "network",
                "max_points": 35,
                "earned_points": 0,
                "lost_points": 35
            },
            {
                "level": "error",
                "title": "DNS resolution",
                "detail": "At least one address family must resolve.",
                "category": "availability",
                "max_points": 40,
                "earned_points": 0,
                "lost_points": 40
            },
            {
                "level": "error",
                "title": "HTTP response",
                "detail": "No successful HTTP response.",
                "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": [],
            "AAAA": [],
            "CNAME": [],
            "MX": [
                "100 postrelay2.lrz.de.",
                "100 postrelay1.lrz.de."
            ],
            "TXT": [
                "\"v=spf1 redirect=_spf.mail.lrz.de\"",
                "\"HARICA-z0r1HoKYV2oFFUb1iim\"",
                "\"adobe-idp-site-verification=5f640a36a4617cdf45ba9d343d1eecd73a2eecb1ed13bef91dafdd54805c137b\""
            ],
            "NS": [
                "dns2.lrz.bayern.",
                "dns1.lrz.de.",
                "dns3.lrz.eu."
            ],
            "SOA": [
                "dns1.lrz.de. hostmaster.lrz.de. 2026080627 21600 1800 3600000 86400"
            ],
            "CAA": [],
            "DS": [
                "27721 8 2 9CC0233619F22AB9C161C998F43DB6DE9568B5D6D095AD4138386F2D 6C2AD7C0"
            ],
            "DNSKEY": [
                "256 3 8 AwEAAeEcEiq7VdS35MybfCeeGo54fVN54qhFaz+FIuWMVGEXOeb2hmKH LyWJXFTSkAxLBAOSYuWGQFB33RuSLANkjdrJsnWwyJ+NHy5keUXC829m OO4V6TqVkfUO40U+CrxZrnD+DRBHXdAeRixZW9kTkiwj5Nzp7qxmrDCt fUb3PMNyho6uoe9hR3Lf5+Pbl/mPbvhzbYwr3b/tByiT3EkP0wtIdGtl Z/YN8XzY2OAt4xlnC8IoI8TvitG05cN4YZ5nyKZFbVtpehTdCTqOEw1B Kd0pszU2mWLzYfVbzkmXr5YFM5KAg2nPXzxSUIxvRQMa8VzkHKUcdDtG FOz5/Al2a2s=",
                "256 3 8 AwEAAcNx0LQwAVv52BZKkO+BjK/T1UAWDrlW0xNKHEtBfRa6FGA2YQ3e UcSdiLdi37y7h1bxSGi3cK5nJFSITny++3xqjihF9e87V6UR5vMPLMNe +pFXnDkFebgBF7uBekf0CJg6HkPr9He4heRZebSkgpbrzbvSB2Zhtr6S TXzJS+xcjjxY1FlnAOwOAwxKwSJ6e85qewnJUVsnfysVod+h7LhRWb9K 8g5wW/KNLgykNk4BfvW5G69C7YsMHx0sUUYbSECbKS8ISjFy2rXDS6Xt wponbUzgsi8Jh9xR7NDZYX6HATprWxAMeCmCFL2Jx94dtYTTg/LCGOKd TcXDF+ty7QU=",
                "257 3 8 AwEAAaN7tKS7sUh5QJvimW4ZAUQSrKdbYaa6pgHtH5AMqDV2XXkOPNad Bg8f5i9zISuo1pHi0lD+2ekO5bluxOzxpp8HolG8OQtmhtJB2C7NcbOz +T4VnGg69ewjZixDlAWPg7lRx9o7RKO41NtM1LDnsZmyceP3ByJ5dZwi pOySIKBQmq4BlJKAqIZvmAZcjleoYLW2v5Yu3hP2ph5/I98X2VbQeuG6 DY4xgZ4eUoT4qrEryUJu73YFjJH36TI71omCn7wgRVZFtSL9nYSgxSss XzsXPYuZW4I3sQZ0NBvsfi6V8Mpc+qVzvU0ZU+7Qna89nZFBxmfPXAw1 gb4/FfQulJE="
            ],
            "RRSIG": [
                "SOA 8 2 86400 20261031222418 20260808212418 9876 uni-muenchen.de. V1OvuDDk9mAkCAFzyuvYkLQdLT7uNREclWNMik/QPCqVbNnSdPa+YpiI E98/unL8//MTUm81e+Wgy7q4gDeng1nMaokYH0a3M8GPcVk/SxZVcVY1 4X6V+MppVqfKjLn6vdYIulmvxs4ptDk8zyL/U52+eiamj/rkQkvc6v0U fgwLb1tI/mEYfUlorKfeP0nOG286UUg88piYtK8f1Uz3XgXWg7vTmwtZ d0iYHDdDsr9nWBDM64wdHFZwm/TtPdjAVEIu+ydLHo+dwdzCQ4J79Jcw pTH02JUT1sesAJU1ueEg7Wlevpeli3JP44rRVqyyEU1zkiAvoCXi2uFu qmLCqA==",
                "MX 8 2 86400 20261008025551 20260716025239 9876 uni-muenchen.de. WhIS86bnJfSDY8isUoF0indPa15YIs7HUdOBtaMuZctzM3fsuZjOx+VJ fergy9ll2Y3n2TcHolhXuYOoRT+uL8NBJw9mhYzAf5rqu0mn1gTH9BA6 Z2KHQizs8l0hWb0Dp8JPEvcAhl11fEmBL7QxGuQ32HYvJh6QoRSN+EfX ziBXOyStsVG8sTC+6lrt//t0+o6Q2v9ykiuRdWdDDqJNAwjK2Xhgoo53 E6dvgQoO8Euo1FPtsh7zSxh8i5EMdfDM0eo9d1a2wspqSkKiWwKEpl/b 55E+tK8wX6trA2MJT7z6eYytEywAn168jasYODtdALpCFYWdhSwJjk1P wpm/yA==",
                "NS 8 2 86400 20261008025551 20260716025239 9876 uni-muenchen.de. nKsRSdhZb+jN6KaFrlZSea6x+3FQfOda1h7CP6TrkgvziOXvF1H+EnTi tw3bx7izQ+HqITxAmOJ1IeKNW49TjCDnRbQkeo+Tge/1liUxngx3o5bz 7WJFTfYImMjNODzkayRnB1zsUZc7bgt4EksbF7dVob4wIQmlNS5oJcje UzLTxtEfUGflaKMqL1pbDrpNQ0hINJgHkijGC+zWIF4qdFa5VH6O3h2z A23Y9b2SvmseNcbKdCiAcfLyTRrWfP/G8IwvzzvL0CNPCv3N8k2DzUNj 4LvioUgBfRjTi6lyhPijcaSOa241G4nJHSceJJAmkCEs27XWFjsJvigC HG7lUA==",
                "DS 8 2 86400 20260817120903 20260803103903 32911 de. RfRZAXKzrDf0W9D4WNib5Sf6ccp50KjiWdLQQdYzCdTJl9Hq3lp6jJkN zbVV8x+nRgJdd71V0DjdBllWPzQtvcEc8MBfQcKxG8MczPrArwkamyTz Icu0a5z5hM1NejZyoLF4Yu6JjIcKhyoTisCbDIyc0bOdxmO8PC/sqHbA Hwk="
            ],
            "NSEC": [
                "_4633af0f6b0f249db6870902671c7099.uni-muenchen.de. NS SOA MX TXT RRSIG NSEC DNSKEY TYPE65534"
            ],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [],
        "ipv6": []
    },
    "mail": {
        "spf": "v=spf1 redirect=_spf.mail.lrz.de",
        "dmarc": "v=DMARC1; p=none; rua=mailto:dmarc-reports@lrz.de",
        "dkim_selector": "x",
        "dkim_host": "",
        "dkim": "",
        "spf_analysis": {
            "valid": true,
            "lookups": 1,
            "final": "",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "none"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "",
        "propagation": {
            "consistent": false,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [],
                    "time_ms": 41.06
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [],
                    "time_ms": 585.92
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [],
                    "time_ms": 178.68
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [],
                    "time_ms": 435.48
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [],
                    "time_ms": 144
                }
            ]
        }
    },
    "ssl": {
        "available": false,
        "issuer": "",
        "subject": "",
        "valid_from": "",
        "valid_to": "",
        "days_remaining": null,
        "san": [],
        "protocol": "",
        "cipher": "",
        "error": "php_network_getaddresses: getaddrinfo failed: No address associated with hostname"
    },
    "http": {
        "url": "https://uni-muenchen.de/",
        "status": "",
        "http_version": "0",
        "headers": [],
        "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": "",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://uni-muenchen.de/",
        "title": "",
        "description": "",
        "success": false,
        "error": "Could not resolve host: uni-muenchen.de"
    },
    "network": [],
    "smtp": {
        "host": "postrelay2.lrz.de",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 1.8,
                "banner": "",
                "error": "Network is unreachable"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4126.7,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4013.8,
                "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": 90
}