{
    "ok": true,
    "domain": "uel.ac.uk",
    "generated_at": "2026-08-11T01:02:47-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 72,
        "label": "Fair",
        "categories": {
            "dns": 70,
            "mail": 90,
            "security": 69,
            "network": 65,
            "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": "2 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": "4 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": "20 day(s) remaining."
            },
            {
                "category": "security",
                "title": "Certificate lifetime",
                "max_points": 10,
                "earned_points": 6,
                "lost_points": 4,
                "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: ec2-34-246-3-103.eu-west-1.compute.amazonaws.com"
            },
            {
                "category": "network",
                "title": "IPv4 diversity",
                "max_points": 35,
                "earned_points": 35,
                "lost_points": 0,
                "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": "HTTP/2 403 "
            },
            {
                "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": "2 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": "4 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": "20 day(s) remaining.",
                "category": "security",
                "max_points": 55,
                "earned_points": 55,
                "lost_points": 0
            },
            {
                "level": "warning",
                "title": "Certificate lifetime",
                "detail": "Full points require at least 30 days remaining.",
                "category": "security",
                "max_points": 10,
                "earned_points": 6,
                "lost_points": 4
            },
            {
                "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: ec2-34-246-3-103.eu-west-1.compute.amazonaws.com",
                "category": "network",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "IPv4 diversity",
                "detail": "Two or more IPv4 addresses receive full points.",
                "category": "network",
                "max_points": 35,
                "earned_points": 35,
                "lost_points": 0
            },
            {
                "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": "HTTP/2 403 ",
                "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": [
                "34.246.3.103",
                "99.80.13.5"
            ],
            "AAAA": [],
            "CNAME": [],
            "MX": [
                "0 uel-ac-uk.mail.protection.outlook.com."
            ],
            "TXT": [
                "\"anthropic-domain-verification-a1czh7=HnAzSelfJd9LoKL4pHqpAYBPT\"",
                "\"v=msv1 t=1e81cce51ba349a3ae869ef9059003\"",
                "\"apple-domain-verification=LmTJxQpcIf3sMpLG\"",
                "\"google-site-verification=dY5Tq6m9FA1ljKSS3N-w3ybyqsq1fn8cTBQ9Ftd80UU\"",
                "\"globalsign-domain-verification=Q1caGXJa8vXSRMh8R9KoA_CTWXgqLnvYwIgTwrHaz0\"",
                "\"QuoVadis=5d6d7596-cc5d-4d41-a4d6-8c3f266e7f7e\"",
                "\"miro-verification=6ac754dfb4410d9ec87acc028992d76991c90f7f\"",
                "\"Fqsjl1FWkCdHce5uPJ0V0H+Qrmj52HetjQmwIQQ+pHukXBJzQdBXKPPAp9ZP0cX0YSCIHoouxerFwVb2pmnmGA==\"",
                "\"_globalsign-domain-verification=OUivlyZGkLFfEDicftXKo2gY4EoJOsB9yzySRxurW_\"",
                "\"atlassian-sending-domain-verification=29f198cb-a32f-4676-bcab-f6d3d62ed6d6\"",
                "\"smartsheet-site-validation=TlUfDUs4sUA44PfPX9K_dCWe3N_j72hE\"",
                "\"autodesk-domain-verification=sMFGa7zNMraDyT1jrPjQ\"",
                "\"atlassian-domain-verification=BHPhAGhBZka7Q6vWLaHrfYUcqA1wmEzZTTQmJvsVva75Yejne3hpI8u9Q/LuaSMr\"",
                "\"asv=c3d8855610be1941efd958accaa8998b\"",
                "\"adobe-sign-verification=fda4c95a4da82c22a96a24e94d43dea5\"",
                "\"v=spf1 include:eu._netblocks.mimecast.com include:spf.protection.outlook.com include:amazonses.com    include:spf1.fraedom.com include:spf.uel.ac.uk include:spf1.uel.ac.uk -all\"",
                "\"google-site-verification=Y1yPMV8zY4HlBGDibzU_QM4GKaWUClRrHLSxsvdD3sU\"",
                "\"adobe-idp-site-verification=bd3478c3-805e-4b0b-bec0-717a475a6563\"",
                "\"BE7AA57A-AEF0-4924-AE01-B98109AB888C\"",
                "\"mentimeter-65560c72-dace-4d2d-8fb1-0f920bb06832\"",
                "\"d365mktkey=30ukgpl3dld57ohkporztgc6o\""
            ],
            "NS": [
                "ns-752.awsdns-30.net.",
                "ns-1986.awsdns-56.co.uk.",
                "ns-206.awsdns-25.com.",
                "ns-1073.awsdns-06.org."
            ],
            "SOA": [
                "ns-1986.awsdns-56.co.uk. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400"
            ],
            "CAA": [],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "34.246.3.103",
            "99.80.13.5"
        ],
        "ipv6": []
    },
    "mail": {
        "spf": "v=spf1 include:eu._netblocks.mimecast.com include:spf.protection.outlook.com include:amazonses.com    include:spf1.fraedom.com include:spf.uel.ac.uk include:spf1.uel.ac.uk -all",
        "dmarc": "v=DMARC1; p=none; fo=1; rua=mailto:YrSUzi5sCXg@dmarc-rua.mailcheck.service.ncsc.gov.uk,mailto:dmarc@uel.ac.uk",
        "dkim_selector": "selector1",
        "dkim_host": "selector1._domainkey.uel.ac.uk",
        "dkim": "v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCh2TeawPp5cu0jiqgm2b79WlO/MYy34cPwXGpc8ULTFRC/+Png8VzQLz1UwZKdc8XZYJCvsaMhM+HPmrneLEj2BFG9lVSVRJ3VM0P2/lqAiVBObD+UiAkYr6Z6OCgFXylcM6v+kk5aLQ312wUQ9/l2Z+lwYsgKS4OI7DNusuNpYwIDAQAB; n=1024,1459341319,1475238919",
        "spf_analysis": {
            "valid": true,
            "lookups": 6,
            "final": "-all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "none"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "ec2-34-246-3-103.eu-west-1.compute.amazonaws.com",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "34.246.3.103",
                        "99.80.13.5"
                    ],
                    "time_ms": 55.72
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "34.246.3.103",
                        "99.80.13.5"
                    ],
                    "time_ms": 254.6
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "34.246.3.103",
                        "99.80.13.5"
                    ],
                    "time_ms": 93.08
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "34.246.3.103",
                        "99.80.13.5"
                    ],
                    "time_ms": 146.91
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "34.246.3.103",
                        "99.80.13.5"
                    ],
                    "time_ms": 140.53
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Let's Encrypt",
        "subject": "www.uel.ac.uk",
        "valid_from": "2026-06-02T07:52:13-05:00",
        "valid_to": "2026-08-31T07:52:12-05:00",
        "days_remaining": 20,
        "san": [
            "uel.ac.uk",
            "www.uel.ac.uk"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_256_GCM_SHA384"
    },
    "http": {
        "url": "https://www.uel.ac.uk/",
        "status": "HTTP/2 403 ",
        "http_version": "3",
        "headers": {
            "server": "nginx",
            "date": "Tue, 11 Aug 2026 06:02:38 GMT",
            "content-type": "text/html",
            "content-length": "371",
            "location": "https://www.uel.ac.uk/",
            "x-content-type-options": "nosniff",
            "cache-control": "max-age=60",
            "expires": "Tue, 11 Aug 2026 06:03:38 GMT",
            "x-request-id": "v-cf35518e-9498-11f1-aa01-8b0d57649c46",
            "age": "76212",
            "via": "varnish",
            "x-cache": "HIT",
            "x-cache-hits": "543",
            "mime-version": "1.0",
            "set-cookie": "X-Akamai-Geo=US",
            "x-akamai-geo": "US",
            "strict-transport-security": "max-age=63072000 ; includeSubDomains",
            "server-timing": "ak_p; desc=\"1786428158293_388045958_2268286536_20_6561_6_10_15\";dur=1"
        },
        "security_checks": {
            "strict-transport-security": true,
            "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
        },
        "server": "nginx",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://www.uel.ac.uk/",
        "title": "Access Denied",
        "description": "",
        "success": true,
        "error": "",
        "status": 403
    },
    "network": {
        "34.246.3.103": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "99.80.13.5": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "uel-ac-uk.mail.protection.outlook.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 41.3,
                "banner": "",
                "error": "Network is unreachable"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4018,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4062.9,
                "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": 137.38
}