{
    "ok": true,
    "domain": "energysavingtrust.org.uk",
    "generated_at": "2026-08-10T02:06:53-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 77,
        "label": "Good",
        "categories": {
            "dns": 85,
            "mail": 90,
            "security": 77,
            "network": 70,
            "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": "3 IPv4 address(es) detected."
            },
            {
                "category": "dns",
                "title": "IPv6 (AAAA)",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0,
                "detail": "3 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": 5,
                "lost_points": 0,
                "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": "79 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": 0,
                "lost_points": 30,
                "detail": "PTR not detected."
            },
            {
                "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": 35,
                "lost_points": 0,
                "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": "3 IPv4 address(es) detected.",
                "category": "dns",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "IPv6 (AAAA)",
                "detail": "3 IPv6 address(es) detected.",
                "category": "dns",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0
            },
            {
                "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": "ok",
                "title": "CAA policy",
                "detail": "Certificate authority restriction.",
                "category": "dns",
                "max_points": 5,
                "earned_points": 5,
                "lost_points": 0
            },
            {
                "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": "79 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": "error",
                "title": "PTR reverse DNS",
                "detail": "PTR not detected.",
                "category": "network",
                "max_points": 30,
                "earned_points": 0,
                "lost_points": 30
            },
            {
                "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": "ok",
                "title": "IPv6 connectivity",
                "detail": "AAAA availability.",
                "category": "network",
                "max_points": 35,
                "earned_points": 35,
                "lost_points": 0
            },
            {
                "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": [
                "104.26.8.72",
                "104.26.9.72",
                "172.67.70.122"
            ],
            "AAAA": [
                "2606:4700:20::ac43:467a",
                "2606:4700:20::681a:848",
                "2606:4700:20::681a:948"
            ],
            "CNAME": [],
            "MX": [
                "0 energysavingtrust-org-uk.mail.protection.outlook.com."
            ],
            "TXT": [
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                "\"MS=ms66790549\"",
                "\"t6649lon9bfe6l6f7uhlbd1l9p\"",
                "\"google-site-verification=A4IU-pvhIjMvgzqUOH0aEPhb-jDeXX9XAfTB7-uLESc.\"",
                "\"X8+D7gi5sZQTdM8F37iPSrhMrwC6PEwPFoYoXy3paic=\"",
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                "\"google-site-verification=ssAozzvwOWNzimLyCzxBB4Ep8RIqD_CY5WXLiYrQNew\"",
                "\"VZX295Gz86mJbSUeKcz3TOuWpKtINUh/2dppnxWEteU=\"",
                "\"google-site-verification=0skggAIXAcX919eh9n-5vo615R-h5x-i68DmHP0P3M4\"",
                "\"_globalsign-domain-verification=czN9O7iRqeLa9Joojg8spHt_I54uDTlSw9t97f-D8j\"",
                "\"bFOXgxKJLflTZLIYX2CfWgZVyxsdaTlwcp34zbTVIqY=\""
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            "NS": [
                "carrera.ns.cloudflare.com.",
                "justin.ns.cloudflare.com."
            ],
            "SOA": [
                "carrera.ns.cloudflare.com. dns.cloudflare.com. 2410915966 10000 2400 604800 1800"
            ],
            "CAA": [
                "0 issuewild \"globalsign.com\"",
                "0 issue \"pki.goog; cansignhttpexchanges=yes\"",
                "0 issue \"letsencrypt.org\"",
                "0 issuewild \"digicert.com; cansignhttpexchanges=yes\"",
                "0 issuewild \"pki.goog; cansignhttpexchanges=yes\"",
                "0 iodef \"report-abuse@globalsign.com\"",
                "0 issue \"sectigo.com\"",
                "0 issuewild \"sectigo.com\"",
                "0 issue \"digicert.com; cansignhttpexchanges=yes\"",
                "0 issue \"globalsign.com\"",
                "0 issuewild \"amazon.com\"",
                "0 issue \"comodoca.com\"",
                "0 issuewild \"letsencrypt.org\"",
                "0 issue \"amazon.com\"",
                "0 issue \"ssl.com\"",
                "0 issuewild \"comodoca.com\"",
                "0 issuewild \"ssl.com\""
            ],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "104.26.8.72",
            "104.26.9.72",
            "172.67.70.122"
        ],
        "ipv6": [
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            "2606:4700:20::681a:948"
        ]
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    "mail": {
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        "dmarc": "v=DMARC1;p=quarantine;sp=none;adkim=r;aspf=s;pct=100;fo=0;rf=afrf;ri=86400;rua=mailto:dmarc-reports@energysavingtrust.org.uk;ruf=mailto:dmarc-reports@energysavingtrust.org.uk",
        "dkim_selector": "default",
        "dkim_host": "default._domainkey.energysavingtrust.org.uk",
        "dkim": "v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAu/D/hZI4GAZgaWSHz71mgza77pjLv+qPtN7xDgBO6+ueNvrz19ViZVCxIQaX2051GexZxDJALEBsFjY7rTNLWZRcSrlD1synUV1qPMXKzU6cmFnfSsO868Ye4SIi6WvyHgK3i505lccK0TYXR+rpVtILQhODKK0QruVSbUOildScaxA6pWoB+ITWq5Pzl/wpX nIKPBIzfq7FYd0bL9XwHxfMNuHurQFNV6VfuQGoJNghtbitcNoJ0YBBzddWeQeQShiSDG20pNO/TKdSVbb0jtARQ0lMz5iUpnAEKWT3te+AqGHW7gEf79pQeNXlm0ff+uYo8sThFo+pUWJnwG/UnQIDAQAB;",
        "spf_analysis": {
            "valid": true,
            "lookups": 2,
            "final": "-all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "quarantine"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
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                        "104.26.9.72",
                        "172.67.70.122"
                    ],
                    "time_ms": 49.82
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
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                    "time_ms": 25.23
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                    "provider": "Quad9",
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                    "time_ms": 23.65
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
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                        "104.26.9.72",
                        "172.67.70.122"
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                    "time_ms": 48.53
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                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
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                        "172.67.70.122"
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                    "time_ms": 53.64
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        "issuer": "Google Trust Services",
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        "valid_from": "2026-07-30T10:50:45-05:00",
        "valid_to": "2026-10-28T11:50:23-05:00",
        "days_remaining": 79,
        "san": [
            "energysavingtrust.org.uk",
            "*.energysavingtrust.org.uk"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_256_GCM_SHA384"
    },
    "http": {
        "url": "https://energysavingtrust.org.uk/",
        "status": "HTTP/2 403 ",
        "http_version": "3",
        "headers": {
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            "content-type": "text/html; charset=UTF-8",
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            "referrer-policy": "same-origin",
            "x-frame-options": "SAMEORIGIN",
            "strict-transport-security": "max-age=15552000; preload",
            "report-to": "{\"group\":\"cf-nel\",\"max_age\":604800,\"endpoints\":[{\"url\":\"https://a.nel.cloudflare.com/report/v4?s=wEeMFPaoSRNnyrsQ9p7mXali14Pd3XXO8yoQtukSlxZcQng9hyyoHuOsGqq6H2k1fupQ1nTlYSD421JBYCgX9RyBFarH55BLIqUYGf4lef0RgTiK4uUx2pmR%2BYnxM8Oy4GnmnkZXoJmX%2BA%3D%3D\"}]}",
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        "security_checks": {
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            "content-security-policy": false,
            "x-content-type-options": false,
            "x-frame-options": true,
            "referrer-policy": true,
            "permissions-policy": false,
            "cross-origin-opener-policy": false,
            "cross-origin-embedder-policy": false,
            "cross-origin-resource-policy": false
        },
        "server": "cloudflare",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://energysavingtrust.org.uk/",
        "title": "Attention Required! | Cloudflare",
        "description": "",
        "success": true,
        "error": "",
        "status": 403
    },
    "network": {
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            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "104.26.9.72": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "172.67.70.122": {
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            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
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        "ports": [
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                "port": 25,
                "open": false,
                "time_ms": 36.5,
                "banner": "",
                "error": "Network is unreachable"
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            {
                "port": 465,
                "open": false,
                "time_ms": 4020.7,
                "banner": "",
                "error": "Connection timed out"
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                "port": 587,
                "open": false,
                "time_ms": 4013.6,
                "banner": "",
                "error": "Connection timed out"
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        ]
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    "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": 79.02
}