{
    "ok": true,
    "domain": "uni-passau.de",
    "generated_at": "2026-08-10T15:08:41-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 84,
        "label": "Good",
        "categories": {
            "dns": 90,
            "mail": 90,
            "security": 84,
            "network": 20,
            "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": 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": "4 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": "189 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": 19,
                "lost_points": 16,
                "detail": "5 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": 20,
                "lost_points": 15,
                "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": 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": "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": "4 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": "189 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": "5 of 9 evaluated headers detected.",
                "category": "security",
                "max_points": 35,
                "earned_points": 19,
                "lost_points": 16
            },
            {
                "level": "error",
                "title": "PTR reverse DNS",
                "detail": "PTR not detected.",
                "category": "network",
                "max_points": 30,
                "earned_points": 0,
                "lost_points": 30
            },
            {
                "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": "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": "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": [
                "138.246.225.46"
            ],
            "AAAA": [],
            "CNAME": [],
            "MX": [
                "0 unipassau-de0i.l-v1.mx.microsoft."
            ],
            "TXT": [
                "\"google-site-verification=pgJ8LxUtaTArdWAOhwaV4EgsYH7Bw485PEbvSw-s4ns\"",
                "\"v=spf1 ip4:132.231.51.4 ip4:132.231.51.18 ip4:132.231.56.35 ip4:132.231.56.36 ip4:132.231.51.96 a:bvbvxmail.bib-bvb.de mx include:spf.protection.outlook.com include:_spf.mail.lrz.de ip4:116.203.110.13 ip4:159.69.3.23 ~all\"",
                "\"MS=F1E9A3027B98E7F4EB3B98F912B8BAFC0C1AAD6A\""
            ],
            "NS": [
                "ns.fim.uni-passau.de.",
                "ns.forwiss.uni-passau.de.",
                "dns-1.dfn.de.",
                "ns.rz.uni-passau.de."
            ],
            "SOA": [
                "ns.rz.uni-passau.de. postmaster.ns.rz.uni-passau.de. 2026081008 21600 3600 604800 86400"
            ],
            "CAA": [
                "0 issue \"sectigo.com\"",
                "0 issue \"harica.gr\"",
                "0 issuewild \"harica.gr\"",
                "0 issue \"letsencrypt.org\"",
                "0 issue \"pki.dfn.de\""
            ],
            "DS": [
                "42496 8 2 E3E5CE5AED597008B38DE2014B9742A1CADA2295E02F1D93F87ADA98 003111FD"
            ],
            "DNSKEY": [
                "256 3 8 AwEAAdd/72RdD1YYufBFAWqj2U6E2DKqbcsLOwa8zVhn0Xa1J/+42GYw 7XwKyWNjpoMmHCl7dCp0ArXRD+ngXNfxDVg74RQ9xk2oIwZyCP4T90am KlOpiTNeaQEh4FkNkN8U7YzHf/pC7/9+5PgaSshSq/ZktNBFOOoe8uMk w071vLklqCcnLqO0dMEW2fD6UoARIQBFvsP2dd0fNJjInshWGMdTRPMC pdC8YVdtcjFb6P1gMZAOG5clWT+MvdEN7zcZaLcfKKGdFDuwsOU4yj+D HTmpRVlmcMJSDklthyRlXbwjGUb9nvpyuJeR5tDojJsq5RIEIHFBs/5a 1YS/8pP2Gb0=",
                "257 3 8 AwEAAbp0bM3B+dvj4kMfZ05ytwEzAwfNdaiSnbl2OxLMCIlDXHWg9GRt v0Qi1Uz8rwutVyJTp1nkqboM+S7bDJlaq99AhheMYOGsFsTYESBPqVRK F96zOfSl7WgHV9A4o0Vayidd1NgFh6wf95Q9BQNEOJwGdOLOi2ORN3Lp n6QqdfkY/N82zxs45+4uoaNBj3v4U4ICtHnpr5bryK9j6kNFsXCLQ7OD NwAGMFq04Cy6B8EtC6gKNmy2yvyaFP2HBKNmJ7BODPVGU0KEZzJFeb7p idBI7unNwU5XAtROgXsnJGsJuJVuNHa/0tV5z7zyE7W+wr4dAT5/duEZ vPWlzSVsn18="
            ],
            "RRSIG": [
                "MX 8 2 3600 20260905024515 20260806023539 34938 uni-passau.de. xJBX6c++IuQlvypbQTsCeHNfMib6E1SyDebMMN4HovI2k1b+p9n16ffd aKHsBZoLnU/1lCOVIjSTrmT8bflazGO6cf3AmCbKNte8P8cqlssfvDbm lAjtTn0pOhJm94T3gj+GmP4+weIpC0A7Kgnji10dTSw+5yzYhfgUyUEm vc/Hxi0nGdwxo8Gg/zM7Ru34KlyB47QXciPN/12mTXXrN2zXoUbqWKjk Isz8PXskVwykkoVpcT1a05pkl486HsyQrJDmM//ePhteFdaJc2NUI2q4 bss7ReEMMqoLgw8Sa+qwmesiFeXPDUoMW8zg/IMOhFUut2mWjGctWKg4 x4A5tg==",
                "A 8 2 7200 20260906100446 20260807094123 34938 uni-passau.de. Nml/JPglOkjWKa1RAz3mNxG8aBkTpGxGAmx/qAAl1i/PJYKcZ1G/1PDa HghvAC1/qWdrW3ZbCoGWydb/6z4uhbLfifZYzLCvJmXsUqXAkRveAdMc jlIrIXsn7DDniHGA+xMdwsUPL+GNDOConFeKpFowvj5SyAdDoG2jW+zx L/ffOCK/cOMDzmMay0GdQajyQGeosjp2LcU4I1QIkKUqnnuJ3ubgxnAo 1Xdzs0zzINFD7hPT+YpuJGkZfAEhD/Kk5sOwp4uXFHyJddQbwYelRtsf DuqKntcm3lMOjZVm9mCWyHXx6iMeq3thzGcklfYZxlOl5E9wqF84OEtW gnAPIA==",
                "NAPTR 8 2 7200 20260828150134 20260729145930 34938 uni-passau.de. XgW40Mn2haf6bZl4zH65mhclmY1ifOau8E+eptVktq83jvV8iV/yhwdi fep9c0Oe7YLbNCPff9unS8WbiJW4LDpbbrGnB8yhylEkFdHOLnw1XwXJ QaT37hsvQ45zPuw4TpJa6kZApcvSRkBucNXbAAvG/Ua0SVjRCce+R7DA h+QomKDmV/Fr1ka93A/ZqsJ9qm4EXyg6QhhI6kHlRPEFwkcwcqQlnsom BsgznQea5tCg1xFArVR7fVTLq05MC98g5yPlYQRpAk8VLoBQTB5PfIbX VmfKiOhu0ZDBLHy+X0OnwnR0hvkZGItlXSTGGnHBw54IgJyU+YTUBelj /RbH2w==",
                "NSEC 8 2 7200 20260901025944 20260802022949 34938 uni-passau.de. olD8EhhP/3p6dtmq/jPM935oaj/6zafuNDEMdZORe6emTY0s7J2mYkXD yVwAgXpdFrMqFOaJu4Op0Qg5NzK8CUokNkQTiZ4t2OSO5k28PTpDtsFF T4KJWgbBD4MthOrvhO1rSzLBR6yqN4SjnbrY5PrrBZQvKKKbZtJJ/OWG pBJNajcObjgc53TCuXLvlS+z39dE/1VrdNngS7VcKu9VwfHmXD8BwRc9 hS4qKLLJxeuhpDF5Wv30T+914GSY+XnptFTWJ84eokt5UHGVXHvz3hSW Ks2ygE/p8B/4JNk/K2DX79T7NGjnq5hrol18ukbGEkRWobQI2jU/dTIU 8gUpmQ==",
                "DNSKEY 8 2 86400 20260822185248 20260723182511 42496 uni-passau.de. hxaYOvkW0RKwKe4MGuI1osxlgY8tGqzOfLR4YyvToh9Z7yLkLoSAqmXV D8aQzwoWSP+KygV9pKDAKjTu1B0vuq+M9FiGZIgoEXH0kphS4coDTg9j dIJksLxUcf0UmzXxEWljqBlbaoTN4kpa4fMhJ7ZYbvf4z0F/JXT3Z1XM PV+gcQJc7rbq9rhFiEnXDDp/5RYvj0WjP6RgQM0SffETgC60P77yjMmw dIi3W7il2FrmfxEfRNa8G2Lu4kGcX5TvmNgFJzbI5zpKRv/qiCjWnA+m E5Qvv3pIP2BcDG+bqYfjQDsn3PPy1Op1FFAM6k/zEgLveHNleAoYTlaV DXZTEw==",
                "NS 8 2 7200 20260828111714 20260729104354 34938 uni-passau.de. F0iwsKDpTH6HO4hGxvG5yD1oJbog7KyGod/D/6bTaeA30nZrTCzTaOjk +MH5sgvWbwX8rKImbSnzwcM0oRhjvfQ/luwB4IQxRjbAZ2jmTSmdO+zG Yz0bfrFXDq5AjssQn3y3JhZdOWnHHHVKho5lx5yEj/41eP8+7aDKX8LU qpcoyn32pEftrBe00FlKOmqCikebVAjotJUbVKEEq1y4V76qw0ugYtOJ OHG9YTtpVddgX33PbIYCkVTQ/iO3znXKgLviTK4E9okSAH7e0052j0o/ xhqbXlYAEy5K/nQwKf8q53AdHfo2J8PyiXbmKzqPn53/HoTC1vPJLmOL ylTO4g==",
                "DS 8 2 86400 20260817120903 20260803103903 32911 de. GHuToYULeRw/kTT9eEZLIhSrBU37RFarQPcYjjqATZPp4b5k38hiF+c+ SaCBPLrEseG3Kfl8syHSbB7VvvpQi/dQBWd8QVBbOHKBwibkG4QefPc0 hkQlgWA1D1xpRbxAI+EPsaKhE+U5Vft1JEaoiR+IOq1Gb0EUvGXLjHVn ex8=",
                "CAA 8 2 7200 20260831054525 20260801051030 34938 uni-passau.de. d6w11cafhEY3bGIsuk9JQc3Yi20SU0Fj0AObigrgt5xDEz1/FCoIukFv ZloBUWxa+39c5DdvjzaPm4kvTbFQCrXeaNygEK1YsSAGYxi3gWg1uOXP YaGEXQmRXodw9/RpfNCJqqYrJBv9GMInbrCnbAdW2+OtH53VZY82iCxp mJVMI2juklbRLtV284Nae3l8J8FYw9aKI8fKuu2aD1CS/96ACTKi5B4Y vCnwvDu+4NnoYNIEhbEQDWVS13q6msB1h2byCjjQt0fDHjqmABzZgfxZ PN1TyxZjqR2vOleGfiFW7yjw36W8zSLtxhk8mJmcqaLwj9LgAq22hPAY AlGloQ=="
            ],
            "NSEC": [
                "_371bf9cf95e13c4d79f881aacc15a49a.uni-passau.de. A NS SOA MX TXT NAPTR RRSIG NSEC DNSKEY CAA"
            ],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [
                "100 10 \"s\" \"x-eduroam:radius.tls\" \"\" _radsec._tcp.eduroam.de."
            ],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "138.246.225.46"
        ],
        "ipv6": []
    },
    "mail": {
        "spf": "v=spf1 ip4:132.231.51.4 ip4:132.231.51.18 ip4:132.231.56.35 ip4:132.231.56.36 ip4:132.231.51.96 a:bvbvxmail.bib-bvb.de mx include:spf.protection.outlook.com include:_spf.mail.lrz.de ip4:116.203.110.13 ip4:159.69.3.23 ~all",
        "dmarc": "v=DMARC1; p=none; adkim=r; aspf=r; sp=none; fo=1; rua=mailto:abuse@uni-passau.de; ruf=mailto:abuse@uni-passau.de;",
        "dkim_selector": "selector1",
        "dkim_host": "selector1._domainkey.uni-passau.de",
        "dkim": "v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAoKwJzKh0gSi/P2Mrb9+tuPCDqVB6HGUj7pBi8WBR+f4b5Ts8HinlQG+SHnKdUQSZKbE59WYUlZtkE/LLJbqMDYS2dKULW+Iclgus9lR/22TlcP9qZLTXol4WEgYj3W9m8kAvXfI+O2gwFpY6jjqL7TumqaFQPXw2wNk1SlsxSksKNKr0lVvaDDWFWwdAS2LUr7poXNo3zR+xjEXLXwXOtA21DjEl+tGhSn8krhpy8ecMeTItZQDjFcp+cLvMiw0HZVd66ulflfoc/EYdi+HwetqcpIIKrEylGs1QAbCln9OFMoyy+Jpb8GWr4bXHs/P/CGd51FUoL0x9hrYPlLPsPQIDAQAB;",
        "spf_analysis": {
            "valid": true,
            "lookups": 4,
            "final": "~all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "none"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "138.246.225.46"
                    ],
                    "time_ms": 188.02
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "138.246.225.46"
                    ],
                    "time_ms": 585.1
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "138.246.225.46"
                    ],
                    "time_ms": 23.4
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "138.246.225.46"
                    ],
                    "time_ms": 682.54
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "138.246.225.46"
                    ],
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