{
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    "domain": "smu.edu",
    "generated_at": "2026-08-09T05:18:30-05:00",
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        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 77,
        "label": "Good",
        "categories": {
            "dns": 70,
            "mail": 90,
            "security": 65,
            "network": 50,
            "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": "3 NS record(s); 2 or more required."
            },
            {
                "category": "dns",
                "title": "SOA record",
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                "earned_points": 10,
                "lost_points": 0,
                "detail": "Authoritative zone record."
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            {
                "category": "dns",
                "title": "DNSSEC chain",
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                "earned_points": 0,
                "lost_points": 15,
                "detail": "Both DS and DNSKEY are required."
            },
            {
                "category": "dns",
                "title": "CAA policy",
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                "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",
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                "earned_points": 55,
                "lost_points": 0,
                "detail": "201 day(s) remaining."
            },
            {
                "category": "security",
                "title": "Certificate lifetime",
                "max_points": 10,
                "earned_points": 10,
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                "detail": "Full points require at least 30 days remaining."
            },
            {
                "category": "security",
                "title": "HTTP security headers",
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                "earned_points": 0,
                "lost_points": 35,
                "detail": "0 of 9 evaluated headers detected."
            },
            {
                "category": "network",
                "title": "PTR reverse DNS",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0,
                "detail": "PTR: sdars21.systems.smu.edu"
            },
            {
                "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",
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                "lost_points": 35,
                "detail": "AAAA availability."
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                "detail": "At least one address family must resolve."
            },
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                "category": "availability",
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                "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."
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        ],
        "methodology": "Each category is normalized to 100. The total is the weighted sum: DNS 25%, Email 20%, Security 25%, Network 10%, Availability 20%.",
        "diagnostics": [
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                "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",
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                "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": "201 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": "error",
                "title": "HTTP security headers",
                "detail": "0 of 9 evaluated headers detected.",
                "category": "security",
                "max_points": 35,
                "earned_points": 0,
                "lost_points": 35
            },
            {
                "level": "ok",
                "title": "PTR reverse DNS",
                "detail": "PTR: sdars21.systems.smu.edu",
                "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": "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/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": [
                "129.119.70.169"
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            "AAAA": [],
            "CNAME": [],
            "MX": [
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                "\"pardot85762=583482f415903c106e406d02c299bb9319b87862d5033bfc16d9ecec7ca47f1d\"",
                "\"FuseServer=https://sld1aw3.systems.smu.edu/my.fuse\"",
                "\"e2ma-verification=44egb\"",
                "\"sending_domain85762=627008af58c2f1118772e960a60c4b62838ff11e4cf4f4bc7e6272ced3d2eaeb\"",
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                "\"e2ma-verification=lsqgb\"",
                "\"play-play-domain-verification-ry5jp2=iZP23HKPjxKEOdt0vsFpDt80s\"",
                "\"sending_domain651423=0df1cf3e1783a2ab1dfd27d6a0b2c5502d3333477645213537d749a78ac88840\"",
                "\"airtable-verification=6d3924a149e6213ce4f55f97cbc6a46e\"",
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                "\"e2ma-verification=2yf\"",
                "\"atlassian-domain-verification=RbZ/U/c0/HMaA7uCnGiOLvDK6fRXO1st1ml8DaM0LcRfUzrifHotMUvl0jE769yH\"",
                "\"FRH2U2NAI8KOTIN0USRJP2JVIR4OPKQ7W6P6AE6ML\"",
                "\"e2ma-verification=evf\"",
                "\"autodesk-domain-verification=g0KJ14p14jbsdztaFkNQ\"",
                "\"e2ma-verification=8oc\"",
                "\"e2ma-verification=6z5\"",
                "\"atlassian-domain-verification=vgE3wXkFTGXWM7SFiCa0YCeg/k3UKNMiqdIDB8ox5O3A8Unz+UU+JQA38hYsCT9T\"",
                "\"e2ma-verification=x2bgb\"",
                "\"e2ma-verification=y2bgb\"",
                "\"e2ma-verification=to6eb\"",
                "\"d365mktkey=KSkAjEkzeDyKfcIs96XxRIGkrXvUQ91Zl05CXJV3bHYx\"",
                "\"e2ma-verification=7cg\"",
                "\"4daa0848648d442dc7150208ca19f34e19d8c8dd60ec59862baf8747727155d7\"",
                "\"apple-domain-verification=424HRsQXyv6pyfpG\"",
                "\"e2ma-verification=quk\"",
                "\"coIt2HuAwTEig4P5QCAtGePLXYDMmo1KLB4G/Ov0anOnrILEZv6d2Vq2TRTc4LUHJDbjMBxiVIETTY0E858fsA==\"",
                "\"e2ma-verification=mde\"",
                "\"extensis-domain-verification=9f25a522-1104-42de-9056-fef8f0129799\"",
                "\"jamf-site-verification=lUcet1PgZ8HIoOIeTz0hhw\"",
                "\"google-site-verification=MLTiTVtP-FnDDwk9LpTu14slr7t1n-RMJwjj4o6zfsg\"",
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                "epony.emergency.smu.edu."
            ],
            "SOA": [
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            ],
            "CAA": [],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
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        ],
        "ipv6": []
    },
    "mail": {
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        "dmarc": "v=DMARC1; p=none; fo=1; ri=3600; rua=mailto:postmaster@smu.edu; ruf=mailto:postmaster@smu.edu",
        "dkim_selector": "selector1",
        "dkim_host": "selector1._domainkey.smu.edu",
        "dkim": "v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCWtC9G/ZVZggOaMOY96alVhJRNKK2yC0aImOuTdQqdfgiF//jharuxGzBKqnCCLg/NyYcBg8KEDchyLULhSjfvJqHtSgY5PgZm6uaR1aALaomK8d77uOZ6rwdp0a/ABnXCIIwAeyiC9r0tRDria1qa+FYw2fnzmHkhxa1zMT1FgQIDAQAB; n=1024,1450931263,1466742463",
        "spf_analysis": {
            "valid": true,
            "lookups": 5,
            "final": "~all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "none"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "sdars21.systems.smu.edu",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
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                    ],
                    "time_ms": 60.61
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
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                    ],
                    "time_ms": 53.71
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "129.119.70.169"
                    ],
                    "time_ms": 1844.55
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "129.119.70.169"
                    ],
                    "time_ms": 149.33
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
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                    ],
                    "time_ms": 88.58
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Internet2",
        "subject": "www.smu.edu",
        "valid_from": "2026-01-25T18:00:00-06:00",
        "valid_to": "2027-02-26T17:59:59-06:00",
        "days_remaining": 201,
        "san": [
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            "wcmstage.smu.edu",
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            "wcmstageupgrade.smu.edu",
            "wcmupgrade.smu.edu",
            "wwwqa.smu.edu"
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        "protocol": "TLSv1.2",
        "cipher": "ECDHE-ECDSA-AES256-GCM-SHA384"
    },
    "http": {
        "url": "https://www.smu.edu/",
        "status": "HTTP/1.1 200 OK",
        "http_version": "2",
        "headers": {
            "location": "https://www.smu.edu/",
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