{
    "ok": true,
    "domain": "sun.ac.za",
    "generated_at": "2026-08-10T01:24:35-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 69,
        "label": "Fair",
        "categories": {
            "dns": 70,
            "mail": 90,
            "security": 65,
            "network": 50,
            "availability": 60
        },
        "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",
                "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": "182 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": 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: spwfe02.stb.sun.ac.za"
            },
            {
                "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": 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": "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": "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": "182 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: spwfe02.stb.sun.ac.za",
                "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": "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": [
                "146.232.21.213"
            ],
            "AAAA": [],
            "CNAME": [],
            "MX": [
                "10 sun-ac-za.mail.protection.outlook.com."
            ],
            "TXT": [
                "\"University of Stellenbosch, South Africa\"",
                "\"google-site-verification=VThgNJJpZ0gVdUiSf4L3ijd7CozJHLqk6pds1jcJsPw\"",
                "\"everlytic-site-verification=79a85015df6e366453b28e84d66553d0ff51063d63dec7daecac203afa2a89bc666786cf753a41ffe37f7940d33d8071518d8d3f2df4fc3d064bb507bee782d7\"",
                "\"rhino_accounts=e9e983b3650ced746a1d01a9beb87c8f\"",
                "\"everlytic-site-verification=f9288dfbdefccf28e8bbf8f788dbf6dbe80a384037e987caa068ddd2639e4b1424a1227b9747037320f7ec70a2c787c9459350384efecb3cf1a803799838e344\"",
                "\"everlytic-site-verification=7e4ccdee1ba8636a56aa52d4dd0ee1130378da517a9bc88c294fb0737323596828ac91c65d517b7cf94663bdbddf9b8e8999b56530307789e7f5af90eacd1495\"",
                "\"everlytic-site-verification=893140fc4670186080927330401a9954d587eece06a37bb22755f8f579475b4463eec58185371b04db3b178a0c064f97dd4c9e593c1d56a18b3fc3dbc8368738\"",
                "\"HARICA-dz6dLnPBK8CIWP3c7SL\"",
                "\"ydW1uk2ljPYuIuijeNP29VqLY1fH/1BYzJ8XkvuCmpe7b1pltGc4EaZcvw7V1PTKi5JkCgzH95fQNDdjOALHwQ==\"",
                "\"amazonses:y+w+KEzbIsZfRxsF1k+bgWfupKzl6Z1y0X9xH1jl1x8=\"",
                "\"everlytic-site-verification=e68f05a6be3efdbd49bea36ee6d77636f86f9365446a6c0d3a8601e683df03cbf12f7905408178b24cc0072729a74cfe6a7787bb64968ec960583591cd7ebf16\"",
                "\"console87467791-5dd4-4ffa-b066-de48e114a298\"",
                "\"MS547787\"",
                "\"amazonses:Zby9fvCDZGyh5DNh+yvvoTGzpLUOpom+qvdAh4jPnIw=\"",
                "\"amazonses:MSNvNMkYwWmynNLo9JcENMHAMNN/X2PSDHduvm+xWJc=\"",
                "\"v=spf1 ip4:146.232.64.12/30 ip4:146.232.20.196 ip4:146.232.128.49 ip4:146.232.128.59 ip4:146.232.21.91 include:spf.protection.outlook.com include:amazonses.com include:spf_c.oraclecloud.com -all\"",
                "\"everlytic-site-verification=3ca8a035acb342bb9ad51e694607107fc95b90994a6539d887baff1326af33c984cc8745f47f1e51553158fb04174e27bf185af9bd9daad49afca3411acfb9f2\"",
                "\"everlytic-site-verification=015a1efeebd95264540f2459c70231690a273e302be69f10444e7dcf4b72db08b8465482d79bc0fbba8c053c63e30247cd14cfff6565fca576ffa477354a6f18\"",
                "\"Google Domain Verification 07082014\"",
                "\"apple-domain-verification=ZvV29UJRV4ookfBZ\""
            ],
            "NS": [
                "disa.tenet.ac.za.",
                "maties2.sun.ac.za.",
                "maties1.sun.ac.za."
            ],
            "SOA": [
                "maties1.sun.ac.za. dnsadm.sun.ac.za. 2026081033 7200 3600 1212600 21600"
            ],
            "CAA": [],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [
                "100 10 \"S\" \"x-eduroam:radius.tls\" \"\" _radsec._tcp.eduroam.ac.za."
            ],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "146.232.21.213"
        ],
        "ipv6": []
    },
    "mail": {
        "spf": "v=spf1 ip4:146.232.64.12/30 ip4:146.232.20.196 ip4:146.232.128.49 ip4:146.232.128.59 ip4:146.232.21.91 include:spf.protection.outlook.com include:amazonses.com include:spf_c.oraclecloud.com -all",
        "dmarc": "v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:dmarc@sun.ac.za,mailto:dmarc_agg@vali.email; ruf=mailto:sunspf@sun.ac.za; rf=afrf; pct=100; ri=86400; fo=1;  aspf=r; adkim=r;",
        "dkim_selector": "selector1",
        "dkim_host": "selector1._domainkey.sun.ac.za",
        "dkim": "v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAw/yeaD/MpM8TM3Z6eL+oOO/cm9UqDq2Uwd6LYjDJwvrd3/bUA9VDufsRR8WzdyOPF4d7NyduxxaARuzc9u7boYZGlVYqa7qAspLZPoPwF3UjR0WieyPwtzjU6LqMlZQmgzFAJCmEJbkKxjaGpozmCF3yKpEDP0xJp3rZTHi1eP9tkwaAEV+M/kQcnNfz3tjpogmcRiiRxh/2iUSgn/A6s9+HrYyKgHTwL308oDIg4ZacV0eirWZQcz7YhbpbwOLwsuBWo32652Xcy871yBR/BkG/ZwptnA3jKxzAhxJKrfHlLwU6WRCC4oui02tOK5l6c2mokAMy2msdzt2bBviM7QIDAQAB;",
        "spf_analysis": {
            "valid": true,
            "lookups": 3,
            "final": "-all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "quarantine"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "spwfe02.stb.sun.ac.za",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "146.232.21.213"
                    ],
                    "time_ms": 41.21
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "146.232.21.213"
                    ],
                    "time_ms": 538.39
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "146.232.21.213"
                    ],
                    "time_ms": 26.55
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "146.232.21.213"
                    ],
                    "time_ms": 666.77
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "146.232.21.213"
                    ],
                    "time_ms": 281.88
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Hellenic Academic and Research Institutions CA",
        "subject": "*.sun.ac.za",
        "valid_from": "2026-07-24T09:00:23-05:00",
        "valid_to": "2027-02-08T08:00:22-06:00",
        "days_remaining": 182,
        "san": [
            "*.sun.ac.za"
        ],
        "protocol": "TLSv1.2",
        "cipher": "ECDHE-ECDSA-AES256-SHA384"
    },
    "http": {
        "url": "https://sun.ac.za/",
        "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://sun.ac.za/",
        "title": "",
        "description": "",
        "success": false,
        "error": "SSL: no alternative certificate subject name matches target host name 'sun.ac.za'"
    },
    "network": {
        "146.232.21.213": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "sun-ac-za.mail.protection.outlook.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 29,
                "banner": "",
                "error": "Connection refused"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4044.6,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4038.2,
                "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": 156.6
}