{
    "ok": true,
    "domain": "lshtm.ac.uk",
    "generated_at": "2026-08-09T23:13:46-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 78,
        "label": "Good",
        "categories": {
            "dns": 70,
            "mail": 95,
            "security": 96,
            "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": "2 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": "120 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": 31,
                "lost_points": 4,
                "detail": "8 of 9 evaluated headers detected."
            },
            {
                "category": "network",
                "title": "PTR reverse DNS",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0,
                "detail": "PTR: ec2-52-31-60-123.eu-west-1.compute.amazonaws.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": 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": "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": "2 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": "120 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": "8 of 9 evaluated headers detected.",
                "category": "security",
                "max_points": 35,
                "earned_points": 31,
                "lost_points": 4
            },
            {
                "level": "ok",
                "title": "PTR reverse DNS",
                "detail": "PTR: ec2-52-31-60-123.eu-west-1.compute.amazonaws.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": "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": [
                "52.31.60.123"
            ],
            "AAAA": [],
            "CNAME": [],
            "MX": [
                "20 eu-smtp-inbound-2.mimecast.com.",
                "10 eu-smtp-inbound-1.mimecast.com."
            ],
            "TXT": [
                "\"apple-domain-verification=JBIbsHJpDCvs1Ckq\"",
                "\"jamf-site-verification=2gB3UMUjYf83v3f4spRbNA\"",
                "\"google-site-verification=vLYdXwHZx-h5uGzPH13HmdCkBUvPsbco8s5d4HCecVI\"",
                "\"google-site-verification=279yYj7aPZxVcPaP4iKfxGnrK6JHehrZmI4Sdr3Quys\"",
                "\"QuoVadis=1ba8fce0-b52f-4950-a402-15516a02a282\"",
                "\"v=spf1 ip4:194.80.40.51 ip4:194.80.40.52  include:eu._netblocks.mimecast.com include:spf.protection.outlook.com include:spf.topdesk.net include:_spf.elasticemail.com include:_spf.createsend.com include:servers.mcsv.net -all\"",
                "\"0ed1fe018a93f2c83e047b4fbea44a619977da0172\"",
                "\"google-gws-recovery-domain-verification=73994068\"",
                "\"vmware-cloud-verification-98cc2f6b-e527-4b10-9825-addcedc26d93\"",
                "\"facebook-domain-verification=8hzde6wqttv96fpaptxjubhvfzvbr1\"",
                "\"google-site-verification=RdYMngvDhau-IzqisrEKPvoki0nf-XEqJ2XNDQCHyrQ\""
            ],
            "NS": [
                "ns0.lshtm.ac.uk.",
                "ns1.lshtm.ac.uk.",
                "ns3.ja.net."
            ],
            "SOA": [
                "ns1.lshtm.ac.uk. hostmaster.lshtm.ac.uk. 2015232973 28800 300 2419200 86400"
            ],
            "CAA": [],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [
                "100 10 \"s\" \"x-eduroam:radius.tls\" \"\" _radsec._tcp.roaming.ja.net."
            ],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "52.31.60.123"
        ],
        "ipv6": []
    },
    "mail": {
        "spf": "v=spf1 ip4:194.80.40.51 ip4:194.80.40.52  include:eu._netblocks.mimecast.com include:spf.protection.outlook.com include:spf.topdesk.net include:_spf.elasticemail.com include:_spf.createsend.com include:servers.mcsv.net -all",
        "dmarc": "v=DMARC1; p=quarantine; pct=0; rua=mailto:0c1d6a8cdc594c0493b21ed8b5ad6e0d@dmarc-reports.cloudflare.net;",
        "dkim_selector": "selector1",
        "dkim_host": "selector1._domainkey.lshtm.ac.uk",
        "dkim": "v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCugKWjwLhsfkxjaK1tk4+QohwQstkJxmTeYRlQ8mqSPeWGKetnX2p4qXqUslo/8hUpC2F0rr1gvhOOYur/uf7fgMonGAtnuusuLQuMh9qj4XVw06+vXnTEMrEcHriHdTgXGqaVUh4wxiGJB9DDzuTfw4RtKYoQOpsfZVHalTBx+QIDAQAB; n=1024,1450888897,1466700097",
        "spf_analysis": {
            "valid": true,
            "lookups": 6,
            "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": "ec2-52-31-60-123.eu-west-1.compute.amazonaws.com",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "52.31.60.123"
                    ],
                    "time_ms": 158.28
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "52.31.60.123"
                    ],
                    "time_ms": 46.38
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "52.31.60.123"
                    ],
                    "time_ms": 41.42
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "52.31.60.123"
                    ],
                    "time_ms": 226.51
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "52.31.60.123"
                    ],
                    "time_ms": 67.76
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Sectigo Limited",
        "subject": "*.lshtm.ac.uk",
        "valid_from": "2025-12-07T18:00:00-06:00",
        "valid_to": "2026-12-08T17:59:59-06:00",
        "days_remaining": 120,
        "san": [
            "*.lshtm.ac.uk",
            "lshtm.ac.uk"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_256_GCM_SHA384"
    },
    "http": {
        "url": "https://www.lshtm.ac.uk/",
        "status": "HTTP/2 403 ",
        "http_version": "3",
        "headers": {
            "server": "cloudflare",
            "date": "Mon, 10 Aug 2026 04:13:42 GMT",
            "content-type": "text/html; charset=UTF-8",
            "content-length": "17340",
            "location": "https://www.lshtm.ac.uk/",
            "x-content-type-options": "nosniff",
            "cache-control": "max-age=1209600",
            "expires": "Mon, 10 Aug 2026 05:09:03 GMT",
            "x-request-id": "v-48cf8576-8979-11f1-bc39-bb994960f3a0",
            "age": "1206278",
            "via": "varnish",
            "x-cache": "HIT",
            "x-cache-hits": "19402",
            "connection": "keep-alive",
            "referrer-policy": "same-origin",
            "cf-ray": "a28c2b62a95c22b9-ORD",
            "alt-svc": "h3=\":443\"; ma=86400",
            "accept-ch": "Sec-CH-UA-Bitness, Sec-CH-UA-Arch, Sec-CH-UA-Full-Version, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Platform, Sec-CH-UA, UA-Bitness, UA-Arch, UA-Full-Version, UA-Mobile, UA-Model, UA-Platform-Version, UA-Platform, UA",
            "cf-mitigated": "challenge",
            "x-frame-options": "SAMEORIGIN",
            "critical-ch": "Sec-CH-UA-Bitness, Sec-CH-UA-Arch, Sec-CH-UA-Full-Version, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Platform, Sec-CH-UA, UA-Bitness, UA-Arch, UA-Full-Version, UA-Mobile, UA-Model, UA-Platform-Version, UA-Platform, UA",
            "cross-origin-embedder-policy": "require-corp",
            "cross-origin-opener-policy": "same-origin",
            "cross-origin-resource-policy": "same-origin",
            "origin-agent-cluster": "?1",
            "permissions-policy": "accelerometer=(),camera=(),clipboard-read=(),clipboard-write=(),geolocation=(),gyroscope=(),hid=(),magnetometer=(),microphone=(),payment=(),publickey-credentials-get=(),screen-wake-lock=(),serial=(),sync-xhr=(),usb=(),xr-spatial-tracking=*",
            "server-timing": "chlray;desc=\"a28c2b62a95c22b9\"",
            "strict-transport-security": "max-age=15552000"
        },
        "security_checks": {
            "strict-transport-security": true,
            "content-security-policy": false,
            "x-content-type-options": true,
            "x-frame-options": true,
            "referrer-policy": true,
            "permissions-policy": true,
            "cross-origin-opener-policy": true,
            "cross-origin-embedder-policy": true,
            "cross-origin-resource-policy": true
        },
        "server": "cloudflare",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://www.lshtm.ac.uk/",
        "title": "Just a moment...",
        "description": "",
        "success": true,
        "error": "",
        "status": 403
    },
    "network": {
        "52.31.60.123": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "eu-smtp-inbound-2.mimecast.com",
        "ports": [
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                "port": 25,
                "open": false,
                "time_ms": 0.8,
                "banner": "",
                "error": "Connection refused"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4019.1,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 95.2,
                "banner": "220 eu-smtp-inbound-1.mimecast.com ESMTP; Mon, 10 Aug 2026 05:13:46 +0100",
                "error": "No connection"
            }
        ]
    },
    "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": 140.81
}