{
    "ok": true,
    "domain": "lu.se",
    "generated_at": "2026-08-08T23:35:18-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 85,
        "label": "Good",
        "categories": {
            "dns": 80,
            "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": 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": "64 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": 8,
                "lost_points": 27,
                "detail": "2 of 9 evaluated headers detected."
            },
            {
                "category": "network",
                "title": "PTR reverse DNS",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0,
                "detail": "PTR: lb-vip12.srv.lu.se"
            },
            {
                "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": "64 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": "2 of 9 evaluated headers detected.",
                "category": "security",
                "max_points": 35,
                "earned_points": 8,
                "lost_points": 27
            },
            {
                "level": "ok",
                "title": "PTR reverse DNS",
                "detail": "PTR: lb-vip12.srv.lu.se",
                "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": [
                "130.235.138.12"
            ],
            "AAAA": [
                "2001:6b0:16:1:0:1000:3:12"
            ],
            "CNAME": [],
            "MX": [
                "0 lu-se.mail.protection.outlook.com."
            ],
            "TXT": [
                "\"google-site-verification=-bC64sWbBwlckSTyveDHF6phIlDXRekZSsYawWFfON8\"",
                "\"mentimeter-2b66e9cb-6b3a-4ae9-9e13-62f97fb0b467\"",
                "\"lime-domain-verification=E7CA5BBE24741BE\"",
                "\"abuseipdb-verification=bUg1lGmI\"",
                "\"ZOOM_verify_71xEjSFmXL1klaslMswmWu\"",
                "\"v=spf1 include:spf-lu.lu.se -all\"",
                "\"autodesk-domain-verification=keCxrRvTadPDqXpFdCqq\"",
                "\"adobe-idp-site-verification=fb4cb710b2423e840a12d44234f26c542bc1d70f27b16cba8802bef1288cd611\"",
                "\"El9yR3eabYpwgNJorx23IEO8qsKpRzS6dLb6h1kVcXrYZ/UpWJZhDniDmvO6xdU+tc+EISsLq6VohY+b3W6vwQ==\""
            ],
            "NS": [
                "nsa.lu.se.",
                "nsc.lu.se.",
                "sunic.sunet.se."
            ],
            "SOA": [
                "prim.lu.se. hostmaster.lu.se. 2026080714 28800 7200 604800 86400"
            ],
            "CAA": [],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [
                "NSEC 8 2 7200 20260823031137 20260809014137 9573 se. VTU80cpGQQ/lpp7MoMxJqfls4JCpJZL46+fH8wCxgZvVwQsaIhLCIKRD WPcnM2uZHKo7FRWTncZHiJkpDdcfA5nhRzM/fIASddvgs75lhwY2UcOE Bgh+Sni3nhRNKIpbrRsUBgf308xDX3/HQWkwmhSPiErcdFz6i5HUuf+B iZ2L4gLfFziBMS1okeiTffN0ne5r9GDEaD+HFZTesf3oTBWKDfO9g4gs RsFTf9PvVUS4UOc/6nG69gKyvcO+sLN819BrRWn9f+qxUga6usMLvaU1 a0XyWJmTQyTQitcgUDkcgBAAL4oKBUNwZ5dGmpLmcLUWqT7F/tKbq8do dxRzFw=="
            ],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "130.235.138.12"
        ],
        "ipv6": [
            "2001:6b0:16:1:0:1000:3:12"
        ]
    },
    "mail": {
        "spf": "v=spf1 include:spf-lu.lu.se -all",
        "dmarc": "v=DMARC1;p=quarantine;rua=mailto:postmaster@lu.se",
        "dkim_selector": "selector1",
        "dkim_host": "selector1._domainkey.lu.se",
        "dkim": "v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCqdTlRx+/IBaNDXuPFwuocS2WmbhvP7amyluyKXEIH9JrOA4aW9rxKB/pW4bgtyidgb3ohuViKIK9NMbXDxpV3NAUIUqf4KIiicMEv7QFpbi8uOiH4sSxeluEoFpivdPyz8O7IigQEl4tqjDea0PiOw5Qm14eKATJMZXTfM4Z4nQIDAQAB; n=1024,1455934230,1471659030",
        "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": "lb-vip12.srv.lu.se",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "130.235.138.12"
                    ],
                    "time_ms": 312.79
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "130.235.138.12"
                    ],
                    "time_ms": 148.38
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "130.235.138.12"
                    ],
                    "time_ms": 162.31
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "130.235.138.12"
                    ],
                    "time_ms": 148.17
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "130.235.138.12"
                    ],
                    "time_ms": 168.44
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Let's Encrypt",
        "subject": "www2.lu.se",
        "valid_from": "2026-07-14T02:25:21-05:00",
        "valid_to": "2026-10-12T02:25:20-05:00",
        "days_remaining": 64,
        "san": [
            "lib.biol.lu.se",
            "lu.se",
            "www.aclu.lu.se",
            "www.brand.lth.se",
            "www.buildtech.lth.se",
            "www.hr-pages.lu.se",
            "www.hr-webben.lu.se",
            "www.humanrights.lu.se",
            "www.huntington-research.lu.se",
            "www.iac.lu.se",
            "www.ics.lu.se",
            "www.iiiee.lu.se",
            "www.iksyd.lu.se",
            "www.immunogenetics.lu.se",
            "www.informationsecurity.lu.se",
            "www.informationssakerhet.lu.se",
            "www.innovation.lu.se",
            "www.insectneuronano.lu.se",
            "www.internshop.lu.se",
            "www.intramed.lu.se",
            "www.ipsc-cns-disease.lu.se",
            "www.irev.lu.se",
            "www.isk.lu.se",
            "www.ism.lu.se",
            "www.it.lu.se",
            "www.journalistik.lu.se",
            "www.keg.lu.se",
            "www.kemi.lu.se",
            "www.khm.lu.se",
            "www.kilu.lu.se",
            "www.konferens.lu.se",
            "www.konstnarliga.lu.se",
            "www.korcentrumsyd.lu.se",
            "www.kvinnor150.lu.se",
            "www.lbic.lu.se",
            "www.ldc.lu.se",
            "www.leapfrogs.lu.se",
            "www.lib.biol.lu.se",
            "www.linneskane2007.lu.se",
            "www.ljudcentrum.lu.se",
            "www.lmc.lu.se",
            "www.lp3.lu.se",
            "www.luab.lu.se",
            "www.luaccommodation.lu.se",
            "www.lub.lu.se",
            "www.lubi.lu.se",
            "www.lubirc.lu.se",
            "www.lucc.lu.se",
            "www.lucci.lu.se",
            "www.luci.lu.se",
            "www.lucsus.lu.se",
            "www.ludc.lu.se",
            "www.luhm.lu.se",
            "www.luinnovation.lu.se",
            "www.luis.lu.se",
            "www.luland.lu.se",
            "www.lum.lu.se",
            "www.lumes.lu.se",
            "www.lumid.lu.se",
            "www.lundobservatory.lu.se",
            "www.lundonline.lub.lu.se",
            "www.lundsuniversitet.lu.se",
            "www.lunduniversity.lu.se",
            "www.lurn.lu.se",
            "www.lusem.lu.se",
            "www.luvre.lu.se",
            "www.madforcancer.lu.se",
            "www.malmo-kohorter.lu.se",
            "www.mars.lu.se",
            "www.mcc.lu.se",
            "www.medarbetarwebben.lu.se",
            "www.mediatryck.lu.se",
            "www.medicin.lu.se",
            "www.medicine.lu.se",
            "www.medicinhistoria.lu.se",
            "www.merge.lu.se",
            "www.mhm.lu.se",
            "www.microscopy.lu.se",
            "www.miljovetenskap.lu.se",
            "www.missionispossible.lu.se",
            "www.mocca.lu.se",
            "www.molecular-neurogenetics.lu.se",
            "www.more-lab.lu.se",
            "www.morelife.lu.se",
            "www.msf-malmo.lu.se",
            "www.msf.lu.se",
            "www.multipark.lu.se",
            "www.nano.lth.se",
            "www.nano.lu.se",
            "www.nanolund.lu.se",
            "www.naturdatavardskap.lu.se",
            "www.naturvetenskap-bibliotek.lu.se",
            "www.naturvetenskap.lu.se",
            "www.nek.lu.se",
            "www.neuroinflammation.lu.se",
            "www.neuromodulation.lu.se",
            "www2.lu.se"
        ],
        "protocol": "TLSv1.2",
        "cipher": "ECDHE-RSA-AES256-GCM-SHA384"
    },
    "http": {
        "url": "https://www.lu.se/",
        "status": "HTTP/1.1 200 OK",
        "http_version": "2",
        "headers": {
            "date": "Sun, 09 Aug 2026 04:20:12 GMT",
            "server": "Apache",
            "location": "https://www.lu.se/",
            "content-length": "20740",
            "content-type": "text/html; charset=UTF-8",
            "x-varnish": "7253150",
            "age": "0",
            "via": "1.1 varnish (Varnish/6.0)",
            "x-cache": "MISS",
            "connection": "keep-alive",
            "cache-control": "max-age=31536000, public",
            "x-drupal-dynamic-cache": "MISS",
            "content-language": "sv",
            "x-content-type-options": "nosniff",
            "x-frame-options": "SAMEORIGIN",
            "expires": "Sun, 19 Nov 1978 05:00:00 GMT",
            "vary": "Cookie,Accept-Encoding",
            "x-generator": "Drupal 10 (https://www.drupal.org)",
            "x-drupal-cache": "HIT",
            "last-modified": "Sun, 09 Aug 2026 04:20:11 GMT",
            "x-xss-protection": "1; mode=block",
            "accept-ranges": "bytes"
        },
        "security_checks": {
            "strict-transport-security": false,
            "content-security-policy": false,
            "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": "Apache",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://www.lu.se/",
        "title": "Start | Lunds universitet",
        "description": "Lunds universitet grundades 1666 och rankas återkommande som ett av världens 100 främsta lärosäten. Här finns cirka 46 000 studenter och mer än 8 000 medarbetare.",
        "success": true,
        "error": "",
        "status": 206
    },
    "network": {
        "130.235.138.12": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "lu-se.mail.protection.outlook.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 21,
                "banner": "",
                "error": "Network is unreachable"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4020.7,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4034.5,
                "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": 100.33
}