{
    "ok": true,
    "domain": "bath.ac.uk",
    "generated_at": "2026-08-09T03:08:30-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 79,
        "label": "Good",
        "categories": {
            "dns": 70,
            "mail": 100,
            "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",
                "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": 5,
                "lost_points": 0,
                "detail": "Mail transport policy."
            },
            {
                "category": "mail",
                "title": "TLS-RPT",
                "max_points": 5,
                "earned_points": 5,
                "lost_points": 0,
                "detail": "TLS reporting policy."
            },
            {
                "category": "security",
                "title": "Valid TLS certificate",
                "max_points": 55,
                "earned_points": 55,
                "lost_points": 0,
                "detail": "30 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: www.bath.ac.uk"
            },
            {
                "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": "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": "ok",
                "title": "MTA-STS",
                "detail": "Mail transport policy.",
                "category": "mail",
                "max_points": 5,
                "earned_points": 5,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "TLS-RPT",
                "detail": "TLS reporting policy.",
                "category": "mail",
                "max_points": 5,
                "earned_points": 5,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "Valid TLS certificate",
                "detail": "30 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: www.bath.ac.uk",
                "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": {
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                "138.38.0.49"
            ],
            "AAAA": [],
            "CNAME": [],
            "MX": [
                "10 bath-ac-uk.mail.protection.outlook.com."
            ],
            "TXT": [
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                "\"jamf-site-verification=NVY5nyuRoa0kVdIWDm_qpw\"",
                "\"hpe-greenlake-domain-verification=32323641744779637676474a6e507254372d532d737a6138637336726a74526b\"",
                "\"MS=ms77486723\"",
                "\"30a8h33j7eredj6eb4tmfqkkt8\"",
                "\"v=spf1 ip4:138.38.1.48/28 ip4:138.38.1.64/28 include:spf.protection.outlook.com include:spf.ireshotels.com include:_spf.eu.messagegears.net include:eur.pb-dynmktge.com -all\"",
                "\"google-site-verification=G0rLRTI7ZTpk0Z7-NWPRKXvlQko59uZapj5Ifa_tQlI\"",
                "\"rhino_accounts=b2fc5e060e6851c6779b478be468246e\"",
                "\"7BkM5ZegAkguxg8jD/qjscLV4GSVOhmxkNDT09Ic2eGDdDtkeWWPVPsk/0N/bgYT+QjHBDzVGPKIK5+beJAFvA==\"",
                "\"QuoVadis=6067ac6b-3891-4eef-ba00-3f6ea89300ff\"",
                "\"bb09bda1-ab2e-4d47-9756-60bb21e4efcd\"",
                "\"apple-domain-verification=iaIBuTJU6sKaYZ84\"",
                "\"d365mktkey=pWzNEDtOz7xqvHQzy3HlTBAuxb26IA7xGYHJsmWFQlox\""
            ],
            "NS": [
                "ns1.bath.ac.uk.",
                "ns2.ja.net.",
                "ns2.bath.ac.uk."
            ],
            "SOA": [
                "ns1.bath.ac.uk. lanmaster.bath.ac.uk. 642177968 3600 900 2419200 1800"
            ],
            "CAA": [],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [
                "50 50 \"s\" \"aaa+auth:radius.tls.tcp\" \"\" _radsec._tcp.openroaming.eduroam.org.",
                "100 10 \"s\" \"x-eduroam:radius.tls\" \"\" _radsec._tcp.roaming.ja.net."
            ],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "138.38.0.49"
        ],
        "ipv6": []
    },
    "mail": {
        "spf": "v=spf1 ip4:138.38.1.48/28 ip4:138.38.1.64/28 include:spf.protection.outlook.com include:spf.ireshotels.com include:_spf.eu.messagegears.net include:eur.pb-dynmktge.com -all",
        "dmarc": "v=DMARC1; p=reject; sp=reject; rua=mailto:dmarc_agg@vali.email,mailto:dmarc-rua@dmarc.service.gov.uk",
        "dkim_selector": "selector1",
        "dkim_host": "selector1._domainkey.bath.ac.uk",
        "dkim": "v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAokstBbd8Nak0OOwq5hDzSDFzsdC4YU08qYkaAdd/KZTpg1vKofO6kSWYijG8QNfLuBjs4DF3NztyXaZH3bXsvs8+CKe1kAQfE5WOYPybVfqja8UCkbl4LyiyKiJZjqZwH6MbYdJTaOx589IAX5LMRGyLMcymjiS1alxFp3VOU3oeGiaAX+uI1r4UA0WH6pc6W4bKfQYIvnlaLUQoHJb69qo5ZyTPqcIFKwpKE4DwqQzuRH2z5HVwXPjfhrgv1Ewsnhi3fmq6I39qW78uerpZI4ULcbSaGCid9gv8zMoNqzh7LrX7y8suPmIUYEyZi2fhrMw+FTXJgWxaKKv8+0BWPQIDAQAB;",
        "spf_analysis": {
            "valid": true,
            "lookups": 4,
            "final": "-all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "reject"
        },
        "bimi": "",
        "mta_sts": "v=STSv1; id=20220812;",
        "tls_rpt": "v=TLSRPTv1;rua=mailto:tls-rua@mailcheck.service.ncsc.gov.uk"
    },
    "advanced": {
        "ptr": "www.bath.ac.uk",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
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                    ],
                    "time_ms": 51.79
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
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                    ],
                    "time_ms": 327.41
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "138.38.0.49"
                    ],
                    "time_ms": 275.45
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "138.38.0.49"
                    ],
                    "time_ms": 324.33
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "138.38.0.49"
                    ],
                    "time_ms": 67.71
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Sectigo Limited",
        "subject": "bath.ac.uk",
        "valid_from": "2025-09-07T19:00:00-05:00",
        "valid_to": "2026-09-08T18:59:59-05:00",
        "days_remaining": 30,
        "san": [
            "bath.ac.uk"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_256_GCM_SHA384"
    },
    "http": {
        "url": "https://www.bath.ac.uk/",
        "status": "HTTP/1.1 200 OK",
        "http_version": "2",
        "headers": {
            "date": "Sun, 09 Aug 2026 08:08:21 GMT",
            "server": "Apache",
            "location": "https://www.bath.ac.uk/",
            "content-type": "text/html",
            "accept-ranges": "bytes",
            "vary": "Accept-Encoding,Origin",
            "cache-control": "max-age=600"
        },
        "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": "Apache",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://www.bath.ac.uk/",
        "title": "University of Bath",
        "description": "A leading UK university with an international reputation for teaching and research excellence.",
        "success": true,
        "error": "",
        "status": 206
    },
    "network": {
        "138.38.0.49": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "bath-ac-uk.mail.protection.outlook.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 24.6,
                "banner": "",
                "error": "Network is unreachable"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4031.3,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4021.6,
                "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": 124.97
}