{
    "ok": true,
    "domain": "csusb.edu",
    "generated_at": "2026-08-10T13:14:55-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 83,
        "label": "Good",
        "categories": {
            "dns": 85,
            "mail": 90,
            "security": 73,
            "network": 55,
            "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": "2 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": 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": "65 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": 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": 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": "2 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": "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": "65 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": "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": "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": [
                "23.185.0.3"
            ],
            "AAAA": [
                "2620:12a:8001::3",
                "2620:12a:8000::3"
            ],
            "CNAME": [],
            "MX": [
                "10 csusb-edu.mail.protection.outlook.com."
            ],
            "TXT": [
                "\"apple-domain-verification=2v2Q4vdBhiTJZRysEkUee9UYza44LdhQYP0e7MDGgI8\"",
                "\"canva-site-verification=whcRZToQb_xDCzXMlVFCnA\"",
                "\"v=spf1 exists:%{ir}.%{v}.arpa._spf.csusb.edu -all\"",
                "\"smartsheet-site-validation=STm0wBTyuSdq-54sWLkBDcX1BaDPwfKs\"",
                "\"google-site-verification=Inh--Sixwplm_Sj_GLFCxJ07IS4VtcQlVEVMCb8-ZDI\"",
                "\"apple-domain-verification=tiWxCCCNuGizVQyE\"",
                "\"google-site-verification=I03zFOMnVRCs-wVCCAOJreS2kgXgkrF05Ln44eeoNXI\"",
                "\"google-site-verification=aEcnR2YXKQAAx7i-YeoRFrZGCn-GuVwageeFRM1O23M\"",
                "\"6B04616E78FF6DD4ABDC8EA777E2E328\"",
                "\"MS=ms20767138\"",
                "\"onetrust-domain-verification=0b4a967a90804f3c9122c319110dfe02\"",
                "\"atlassian-domain-verification=uBqo5cETrRQBpW9T5L49VQjI2O4RrY6XUa5Vllnle4ar75BvCQM7QZe0PnznZSTi\"",
                "\"google-site-verification=geL_ASGqvGuHmFJy_k3Q63NtrojX8P2IR1Oc269vAQk\"",
                "\"46D087B0A2C298D986F4F11A9DD96EE3\"",
                "\"N8qkolzYBPFmaja2pQmBFCFX4CUucADLwHRXbzKjQa5vUPmvCcu//SKtpLC3kQl+b1caZRWBjEFYmAupXRmTtQ==\"",
                "\"uber-domain-verification=3af4797e-4587-4926-a1d8-2c92f531543a\"",
                "\"google-site-verification=NeqKfKt-77pnnb7MxElHSQPEYuASTSc2pvjlAHpYFzk\"",
                "\"mailerlite-domain-verification=2d2eb86d6f10de4c8414263d2fecb9448cccc1bc\"",
                "\"QNPyvHOibpS0AH55+lxbU17qgVhFmu4CTFcln/FUbGpAEvlpB4b/exAzbSufTRQmAS8RqbA9poQi0UpPKPkfPg==\"",
                "\"\"",
                "\"openai-domain-verification=dv-PNozbxelpySa7guIBq8JWtMN\"",
                "\"adobe-idp-site-verification=b9ae2e3cc3c009c4a87c572c67375023780b3dbffbe8adf394c882f79ed396ed\""
            ],
            "NS": [
                "ns2.csusb.edu.",
                "ns.csusb.edu.",
                "ns3.csusb.edu."
            ],
            "SOA": [
                "ns.csusb.edu. netadmin.csusb.edu. 251571427 10800 3600 2419200 900"
            ],
            "CAA": [
                "128 iodef \"mailto:security@csusb.edu\"",
                "128 issue \"emsign.com\"",
                "128 issue \"digicert.com\"",
                "128 issuewild \"sectigo.com\"",
                "128 issue \"amazon.com\"",
                "128 issue \"letsencrypt.org\"",
                "128 issue \"sectigo.com\"",
                "128 issuewild \"emsign.com\""
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            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
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        "ipv4": [
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        ],
        "ipv6": [
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        "dkim_host": "selector2._domainkey.csusb.edu",
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            "valid": true,
            "lookups": 1,
            "final": "-all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "none"
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        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
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    "advanced": {
        "ptr": "",
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                    "result": [
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                    ],
                    "time_ms": 40.5
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
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                    "time_ms": 133.93
                },
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                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "23.185.0.3"
                    ],
                    "time_ms": 50.24
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "23.185.0.3"
                    ],
                    "time_ms": 52.35
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "23.185.0.3"
                    ],
                    "time_ms": 227.5
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Let's Encrypt",
        "subject": "csusb.edu",
        "valid_from": "2026-07-17T00:49:02-05:00",
        "valid_to": "2026-10-15T00:49:01-05:00",
        "days_remaining": 65,
        "san": [
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            "academicpersonnel.csusb.edu",
            "academicprograms.csusb.edu",
            "academicresources.csusb.edu",
            "academicscheduling.csusb.edu",
            "accessibility.csusb.edu",
            "accountingfinance.csusb.edu",
            "accountspayable.csusb.edu",
            "aces.csusb.edu",
            "adminfin.csusb.edu",
            "adminfinance.csusb.edu",
            "adminn.csusb.edu",
            "admissions.csusb.edu",
            "admnacct.csusb.edu",
            "advancement.csusb.edu",
            "advising.csusb.edu",
            "afrotc.csusb.edu",
            "afs.csusb.edu",
            "afssa.csusb.edu",
            "alegria.csusb.edu",
            "alfss.csusb.edu",
            "annualgiving.csusb.edu",
            "anthropology.csusb.edu",
            "arabic.csusb.edu",
            "arena.csusb.edu",
            "armyrotc.csusb.edu",
            "art.csusb.edu",
            "artsletters.csusb.edu",
            "asi.csusb.edu",
            "asian.csusb.edu",
            "athletics.csusb.edu",
            "ati.csusb.edu",
            "bfssa.csusb.edu",
            "blackboard.csusb.edu",
            "budget.csusb.edu",
            "cal.csusb.edu",
            "career.csusb.edu",
            "cbpa.csusb.edu",
            "ccampis.csusb.edu",
            "ccjr.csusb.edu",
            "cege.csusb.edu",
            "cel.csusb.edu",
            "celors.csusb.edu",
            "ceme.csusb.edu",
            "centeronaging.csusb.edu",
            "chem.csusb.edu",
            "ciac.csusb.edu",
            "cimes.csusb.edu",
            "cips.csusb.edu",
            "cns.csusb.edu",
            "coe.csusb.edu",
            "coeinstitute.csusb.edu",
            "commencement.csusb.edu",
            "communication.csusb.edu",
            "commuter.csusb.edu",
            "continuity.csusb.edu",
            "coyotecareers.csusb.edu",
            "coyoteparents.csusb.edu",
            "coyoteradio.csusb.edu",
            "cpdc.csusb.edu",
            "cphdrt.csusb.edu",
            "credentials.csusb.edu",
            "criminaljustice.csusb.edu",
            "csbs.csusb.edu",
            "csbsprinting.csusb.edu",
            "csbswritinglab.csusb.edu",
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            "cyber.csusb.edu",
            "development.csusb.edu",
            "disabilitysports.csusb.edu",
            "diversity.csusb.edu",
            "dsp.csusb.edu",
            "earlystart.csusb.edu",
            "economics.csusb.edu",
            "edd.csusb.edu",
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            "engage.csusb.edu",
            "english.csusb.edu",
            "enrollment.csusb.edu",
            "environmentalhealth.csusb.edu",
            "etec.csusb.edu",
            "ethnic.csusb.edu",
            "evals.csusb.edu",
            "events.csusb.edu",
            "extension.csusb.edu",
            "facilities.csusb.edu",
            "faculty.csusb.edu",
            "facultymentoringnetwork.csusb.edu",
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            "global.csusb.edu",
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        "cipher": "TLS_AES_128_GCM_SHA256"
    },
    "http": {
        "url": "https://www.csusb.edu/",
        "status": "HTTP/2 200 ",
        "http_version": "3",
        "headers": {
            "content-type": "text/html; charset=UTF-8",
            "location": "https://www.csusb.edu/",
            "server": "nginx",
            "strict-transport-security": "max-age=31622400",
            "x-pantheon-styx-hostname": "styx-us-a-7ffbcf568d-v2bm9",
            "x-styx-req-id": "737b7d8b-94e3-11f1-8d78-b6d95ac52141",
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            "x-cache": "HIT, MISS",
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            "x-timer": "S1786385687.777513,VS0,VE13",
            "vary": "Accept-Encoding, Cookie, Cookie, Cookie",
            "age": "1683",
            "accept-ranges": "bytes",
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            "content-length": "116298",
            "content-language": "en",
            "etag": "W/\"1786383967\"",
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            "last-modified": "Mon, 10 Aug 2026 17:46:07 GMT",
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            "x-drupal-cache": "HIT",
            "x-drupal-dynamic-cache": "UNCACHEABLE (poor cacheability)",
            "x-generator": "Drupal 10 (https://www.drupal.org)"
        },
        "security_checks": {
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            "content-security-policy": false,
            "x-content-type-options": true,
            "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
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        "error": "",
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            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
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