{
    "ok": true,
    "domain": "hw.ac.uk",
    "generated_at": "2026-08-09T12:04:02-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 81,
        "label": "Good",
        "categories": {
            "dns": 70,
            "mail": 95,
            "security": 77,
            "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": "2 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": 5,
                "lost_points": 0,
                "detail": "TLS reporting policy."
            },
            {
                "category": "security",
                "title": "Valid TLS certificate",
                "max_points": 55,
                "earned_points": 55,
                "lost_points": 0,
                "detail": "133 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": 12,
                "lost_points": 23,
                "detail": "3 of 9 evaluated headers detected."
            },
            {
                "category": "network",
                "title": "PTR reverse DNS",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0,
                "detail": "PTR: a6dfd731d20911753.awsglobalaccelerator.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/2 200 "
            },
            {
                "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": "2 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": "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": "133 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": "3 of 9 evaluated headers detected.",
                "category": "security",
                "max_points": 35,
                "earned_points": 12,
                "lost_points": 23
            },
            {
                "level": "ok",
                "title": "PTR reverse DNS",
                "detail": "PTR: a6dfd731d20911753.awsglobalaccelerator.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/2 200 ",
                "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": [
                "75.2.42.62"
            ],
            "AAAA": [],
            "CNAME": [],
            "MX": [
                "3 hw-ac-uk.mail.protection.outlook.com."
            ],
            "TXT": [
                "\"onetrust-domain-verification=2eabf87a759748e4af021e5f6eba9ee5\"",
                "\"autodesk-domain-verification=YOzNWDnelmLMnqszALrZ\"",
                "\"rm_verify=655a6615b8\"",
                "\"google-site-verification=i3T1FkaAYQVAG4RQsmTB0bnjH6q95g_eE2qh4I8gehI\"",
                "\"apple-domain-verification=xl5LR5uWUTqBeqtF\"",
                "\"iQ0UqR9SWEZ4FT9l6wKxc/BxKVnGq1tCLkqnqdrLNxOZK3pRlt5LQ+OWWtoZZGivmYFP2VHAz8wT/Kne5JFVeA==\"",
                "\"b81b30df4aae76b10bf407f3fe584aeb\"",
                "\"access-domain-verification=2f18492cb8998601f22bf4f7440dd3fd36822befe9239d97de41014bac5ce9ea\"",
                "\"QuoVadis=0440f98f-cdd9-4015-a481-b8583f4c220b\"",
                "\"MS=ms75229639\"",
                "\"95AF3A968A000C0DEDD07D4D0E10484FA80691B3\"",
                "\"MS=ms42074408\"",
                "\"QuoVadis=ab18b20c-8344-43a4-a914-03daeb9c826d\"",
                "\"jamf-site-verification=vSEL79sPUDaRNKNxxl2PLw\"",
                "\"_6jnv2kcvkqngwm04d5abow1vc97fe1z\"",
                "\"docusign=ea7b72d8-cd5e-4392-b85b-bc467a8251bc\"",
                "\"864A1A04-3D92-498C-8226-3BFB3307EB06\"",
                "\"v=spf1 include:_u.hw.ac.uk._spf.smart.ondmarc.com ~all\""
            ],
            "NS": [
                "nameserve.hw.ac.uk.",
                "ns01.hw.ac.uk."
            ],
            "SOA": [
                "ns01.hw.ac.uk. hostmaster.hw.ac.uk. 2022101460 10800 3600 2160000 900"
            ],
            "CAA": [],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [
                "100 50 \"S\" \"x-eduroam:radius.tls\" \"\" _radsec._tcp.roaming.ja.net."
            ],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "75.2.42.62"
        ],
        "ipv6": []
    },
    "mail": {
        "spf": "v=spf1 include:_u.hw.ac.uk._spf.smart.ondmarc.com ~all",
        "dmarc": "v=DMARC1;p=quarantine;pct=100;fo=1;ri=3600;rua=mailto:346c7534@inbox.ondmarc.com,mailto:dmarc-rua@dmarc.service.gov.uk;ruf=mailto:346c7534@inbox.ondmarc.com;",
        "dkim_selector": "selector1",
        "dkim_host": "selector1._domainkey.hw.ac.uk",
        "dkim": "v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwNLVXZFoWYqUbDj/PPrg7ii4C95tEWuu5p0g/3j1Y1ALOmRlvnLx456/xlrgQEOscKihJTkslqvviiHjurlHM+mZxIguEgnwyw0DTKmPorps/htcF5+zN+R3QGr7OJ6emy2X0sVozaJchzUAxJnr51+j7AiSIUe4Sr992NnMSYUSwdj8DSf+P85T3gXAyDaWkaZlgGeXL5vAU19YtwOdcaRq0YdGlmMoJPgcZ4YumdCqUCRYrEhz4zcjnks7Xxl2tTP6L2x44jZAU2ugzP03x390B5TtqvKfxLPdIN7rnkaeLUQX9gZPtTmEU3sS/jQXiEFHIpHycVziIvPS0nqtZQIDAQAB;",
        "spf_analysis": {
            "valid": true,
            "lookups": 1,
            "final": "~all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "quarantine"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": "v=TLSRPTv1;rua=mailto:tls-rua@mailcheck.service.ncsc.gov.uk"
    },
    "advanced": {
        "ptr": "a6dfd731d20911753.awsglobalaccelerator.com",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "75.2.42.62"
                    ],
                    "time_ms": 140.23
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "75.2.42.62"
                    ],
                    "time_ms": 435.1
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "75.2.42.62"
                    ],
                    "time_ms": 366.69
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "75.2.42.62"
                    ],
                    "time_ms": 431.52
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "75.2.42.62"
                    ],
                    "time_ms": 219.53
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Sectigo Limited",
        "subject": "www.hw.ac.uk",
        "valid_from": "2026-06-04T19:00:00-05:00",
        "valid_to": "2026-12-20T17:59:59-06:00",
        "days_remaining": 133,
        "san": [
            "www.hw.ac.uk",
            "hw.ac.uk",
            "hw.edu.my",
            "www.hw.edu.my"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_256_GCM_SHA384"
    },
    "http": {
        "url": "https://hw.ac.uk/",
        "status": "HTTP/2 200 ",
        "http_version": "3",
        "headers": {
            "content-type": "text/html; charset=utf-8",
            "date": "Sun, 09 Aug 2026 15:41:53 GMT",
            "x-contensis-viewer-groups": "",
            "x-is-iis-fallback": "false",
            "request-handler-metrics": "routeInfoFetch: 7 ms (nodeLookup: 3ms, getRouteInfoFetch: 3ms), generalRequestFetch: 456 ms, fallbackRequest 0 ms",
            "x-version-no": "944",
            "alt-svc": "h3=\":443\";ma=60;",
            "x-origin-server": "backend-coordinator",
            "x-varnish-authentication": "skip",
            "pragma": "no-cache",
            "x-server-name": "z-heriotwatt-CACHE1",
            "strict-transport-security": "max-age=15768000",
            "x-content-type-options": "nosniff",
            "referrer-policy": "strict-origin-when-cross-origin",
            "x-backend-name": "backend_sites_heriotwatt",
            "x-transit-node": "cdn-edge-node1-us-east-2",
            "x-origin-age": "2193",
            "x-origin-grace": "72h",
            "x-origin-varnish": "693529676 696731835",
            "x-origin-via": "",
            "x-edge-node": "cdn-edge-cache1-us-east-2",
            "x-origin-cache-control": "no-cache, no-store",
            "x-origin-surrogate-control": "max-age=3600",
            "x-edge-grace": "72h",
            "x-edge-ttl": "3600.000",
            "vary": "Accept-Encoding",
            "x-cache-hits": "10",
            "x-edge-age": "2726",
            "x-edge-varnish": "159068579 142871795",
            "x-edge-obj-ttl": "873.721",
            "x-edge-via": "1.1 varnish (Varnish/6.0)",
            "cache-control": "",
            "accept-ranges": "bytes",
            "content-length": "522406",
            "x-geoip-country-code": "US"
        },
        "security_checks": {
            "strict-transport-security": true,
            "content-security-policy": false,
            "x-content-type-options": true,
            "x-frame-options": false,
            "referrer-policy": true,
            "permissions-policy": false,
            "cross-origin-opener-policy": false,
            "cross-origin-embedder-policy": false,
            "cross-origin-resource-policy": false
        },
        "server": "",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://hw.ac.uk/",
        "title": "Home | Heriot-Watt University",
        "description": "Heriot-Watt is a specialist university in Edinburgh with a global presence. We create world renowned, innovative research and highly employable graduates.",
        "success": true,
        "error": "",
        "status": 206
    },
    "network": {
        "75.2.42.62": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "hw-ac-uk.mail.protection.outlook.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 35.7,
                "banner": "",
                "error": "Network is unreachable"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4102.5,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4055.8,
                "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": 82.75
}