{
    "ok": true,
    "domain": "uoguelph.ca",
    "generated_at": "2026-08-09T05:36:55-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 79,
        "label": "Good",
        "categories": {
            "dns": 70,
            "mail": 90,
            "security": 73,
            "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": "5 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": "54 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: environmentalcertificate.com"
            },
            {
                "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/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": "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": "5 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": "54 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: environmentalcertificate.com",
                "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": [
                "131.104.93.93"
            ],
            "AAAA": [],
            "CNAME": [],
            "MX": [
                "10 uoguelph-ca.mail.protection.outlook.com."
            ],
            "TXT": [
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                "\"autodesk-domain-verification=eINbv_qbm6cy7ImcFZ1T\"",
                "\"v=spf1 include:spf.protection.outlook.com include:_spf1.uoguelph.ca include:a._spf.brightspace.com include:spf-ca.exlibrisgroup.com\" \" include:_spf02.mykronos.com include:em8155.trendkite.com include:_spf.qualtrics.com include:u15822299.wl050.sendgrid.net ~all\"",
                "\"successfactors-site-verification=ZDViMjg4MDRhZmYyMzc5MWZhMjgwYTZjZTA2MjUxOTg0ZWY5NjVlYTZjMjFmYWYwNjI2ODJlZDljMzA1MTQxMQ==\"",
                "\"apple-domain-verification=DUsnICn4NhlIWPCt\"",
                "\"yahoo-verification-key=kmCjlUf7/OAZtdbOM8t253AKYQbEzUSAL9HyvQkYFws=\"",
                "\"google-site-verification=yEv5TRfbJ1V8Q-JndR0keLPTC5MB0ESnIwx49XxhxQY\"",
                "\"webexdomainverification.4C675B8BC0E8B136E053AB06FC0A3F65=71ad13fc-12c7-415d-9ab4-61c300ce10bc\"",
                "\"webexdomainverification.26VY9=ac4d9939-5a5a-465f-a9d9-7524d84ae8fa\"",
                "\"brevo-code:4000eee172adcc73972d57bee29cb818\"",
                "\"ciscocidomainverification=4a756b8167c46ab014079ff86beff74c8d080b1c306d61480ff2c33b5dd3e6ab\"",
                "\"barco-verification=35eea60d-554a-5254-9e70-629143b9283f\"",
                "\"successfactors-site-verification=YmI4YjYxMDU4ZTg5NGRhNGZkZmI5ZDg2YTc0MmY3Y2M3NjVlYzc5MjdjZGUzOGE2OTU4ZmFmNGMwOGQ5ZGJiNA==\"",
                "\"slido-domain-verification=047ba638-366e-40e0-a34e-fd30d73541fe\"",
                "\"MS=ms77298768\"",
                "\"bcn=5A2DE166-9358-11ED-8ADC-987205A00F90\"",
                "\"mapsted-domain-verification=d1f6af2c-6f0d-4ad8-9ec7-6dcd9d3d20e9\"",
                "\"_uwifz3c8qzhv4m1i7k7o9e24xyu8akz\""
            ],
            "NS": [
                "obelix.net.uoguelph.ca.",
                "bay.cs.utoronto.ca.",
                "willow.net.uoguelph.ca.",
                "asterix.net.uoguelph.ca.",
                "splitdns.net.uoguelph.ca."
            ],
            "SOA": [
                "asterix.net.uoguelph.ca. dnsadmin.uoguelph.ca. 2008448813 3600 900 604800 3600"
            ],
            "CAA": [],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "131.104.93.93"
        ],
        "ipv6": []
    },
    "mail": {
        "spf": "v=spf1 include:spf.protection.outlook.com include:_spf1.uoguelph.ca include:a._spf.brightspace.com include:spf-ca.exlibrisgroup.com include:_spf02.mykronos.com include:em8155.trendkite.com include:_spf.qualtrics.com include:u15822299.wl050.sendgrid.net ~all",
        "dmarc": "v=DMARC1;p=reject;sp=reject;rua=mailto:dmarc@p1j9ayd8.uriports.com;ruf=mailto:dmarc@p1j9ayd8.uriports.com;adkim=r;aspf=r",
        "dkim_selector": "selector1",
        "dkim_host": "selector1._domainkey.uoguelph.ca",
        "dkim": "v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwfdcsGxb3DBo0zIUX9APGWHfAsk1SbfxDiCkeOZ7Hc8NTpb77DdP96xmx/Hh43xiLeY6sKK180ajqZrXC4rUWCCG71QWBAVDaSBdmqVmT6HaphoI8u9F851TPEiTPEoFi4gpqfuPJBizGSsXqvDI/xQduLHcuWnkmqIXcbVHhtJ7Zw6mU/Jg0+Rkyi9Qg/i0tD0l7IDDsC47AKMIeyonP4Xs+0vYd7VKtAemfVxviT4g7wGi/jjKa5+fMAv5/u6RbGEFba30penE0p43ViU3GEssOp5vjBv5/B2gpZ7/gNhLPK6tfyPlj2aQnH9TpBVLD6w279wBbua+/dXAQQb5nQIDAQAB;",
        "spf_analysis": {
            "valid": true,
            "lookups": 8,
            "final": "~all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "reject"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "environmentalcertificate.com",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "131.104.93.93"
                    ],
                    "time_ms": 61.41
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "131.104.93.93"
                    ],
                    "time_ms": 49.63
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "131.104.93.93"
                    ],
                    "time_ms": 78.21
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "131.104.93.93"
                    ],
                    "time_ms": 149.63
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "131.104.93.93"
                    ],
                    "time_ms": 68.24
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Let's Encrypt",
        "subject": "*.uoguelph.ca",
        "valid_from": "2026-07-04T06:05:25-05:00",
        "valid_to": "2026-10-02T06:05:24-05:00",
        "days_remaining": 54,
        "san": [
            "*.uoguelph.ca",
            "uoguelph.ca"
        ],
        "protocol": "TLSv1.2",
        "cipher": "ECDHE-RSA-AES128-GCM-SHA256"
    },
    "http": {
        "url": "https://www.uoguelph.ca/",
        "status": "HTTP/1.1 200 OK",
        "http_version": "2",
        "headers": {
            "date": "Sun, 09 Aug 2026 10:36:46 GMT",
            "location": "https://www.uoguelph.ca/",
            "content-type": "text/html; charset=UTF-8",
            "transfer-encoding": "chunked",
            "last-modified": "Wed, 05 Aug 2026 13:27:14 GMT",
            "etag": "\"114a8-6584cbabd7080\"",
            "accept-ranges": "bytes",
            "content-length": "70824",
            "content-security-policy": "frame-ancestors 'none'",
            "x-frame-options": "DENY",
            "set-cookie": "TS01a55f66=01684089ee5cc2ef520ee16c8d08306efe2ec1a1a50605542a621aa43018b450b0a4250ce889d9904f55607e026fc23e2251699cb99b8ab406e391265561e701824001c61e79af1dd3a074d090f1ded2df8ad765fdb2e2dfbe71b238f6f519609f87a51a6a2d049bf7462123aea1c536ac203a5c3d; Path=/"
        },
        "security_checks": {
            "strict-transport-security": false,
            "content-security-policy": true,
            "x-content-type-options": false,
            "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": "",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://www.uoguelph.ca/",
        "title": "University of Guelph - Improve Life",
        "description": "Discover excellence at the University of Guelph - a leading institution fostering innovation, world-class research, and personalized learning. Explore our diverse academic programs, cutting-edge facilities, and vibrant campus life. Join a community dedicated to shaping the future.",
        "success": true,
        "error": "",
        "status": 206
    },
    "network": {
        "131.104.93.93": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "uoguelph-ca.mail.protection.outlook.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 27.3,
                "banner": "",
                "error": "Network is unreachable"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4020.7,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4018.3,
                "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": 108.78
}