{
    "ok": true,
    "domain": "matrix.org",
    "generated_at": "2026-08-09T01:28:59-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 87,
        "label": "Good",
        "categories": {
            "dns": 85,
            "mail": 90,
            "security": 84,
            "network": 70,
            "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": "2 IPv4 address(es) detected."
            },
            {
                "category": "dns",
                "title": "IPv6 (AAAA)",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0,
                "detail": "2 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": "5 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": "32 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": 19,
                "lost_points": 16,
                "detail": "5 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": 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": "2 IPv4 address(es) detected.",
                "category": "dns",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "IPv6 (AAAA)",
                "detail": "2 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": "5 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": "32 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": "5 of 9 evaluated headers detected.",
                "category": "security",
                "max_points": 35,
                "earned_points": 19,
                "lost_points": 16
            },
            {
                "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": "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": [
                "172.66.139.239",
                "172.66.135.3"
            ],
            "AAAA": [
                "2606:4700:10::ac42:8703",
                "2606:4700:10::ac42:8bef"
            ],
            "CNAME": [],
            "MX": [
                "1 aspmx.l.google.com.",
                "5 alt2.aspmx.l.google.com.",
                "5 alt1.aspmx.l.google.com.",
                "10 alt4.aspmx.l.google.com.",
                "10 alt3.aspmx.l.google.com."
            ],
            "TXT": [
                "\"google-site-verification=J8_DjdsqBAPelUR1VXSV4jj4hX_ZfnWae_khwjr55wY\"",
                "\"google-site-verification=8RMxuwfmm-wPif3Tvs3hWOlsoMgVXHT-mpHMTepW27E\"",
                "\"google-site-verification=YHOeBO5suOmGyGWX9dhGZEv2cUW5ggwJecams7zaPvg\"",
                "\"google-site-verification=EBNpQSVGNJCUkEzbk2vt2BLvvRHoIlgp4C48fBlZyLQ\"",
                "\"v=spf1 mx include:mail.zendesk.com include:amazonses.com include:_spf.google.com ip4:94.237.52.96 ip6:2a04:3541:1000:500:6866:a4ff:fe4c:7cce -all\"",
                "\"google-site-verification=WtVGAosO4JrjN_QGtENIbAEMcy5Dk7t6hcC4yQ5KC7A\""
            ],
            "NS": [
                "derek.ns.cloudflare.com.",
                "laura.ns.cloudflare.com."
            ],
            "SOA": [
                "derek.ns.cloudflare.com. dns.cloudflare.com. 2411651019 10000 2400 604800 1800"
            ],
            "CAA": [
                "0 issue \"awstrust.com\"",
                "0 issue \"ssl.com\"",
                "0 issuewild \"awstrust.com\"",
                "0 issue \"comodoca.com\"",
                "0 issue \"amazon.com\"",
                "0 issue \"digicert.com; cansignhttpexchanges=yes\"",
                "0 issuewild \"letsencrypt.org\"",
                "0 issuewild \"pki.goog; cansignhttpexchanges=yes\"",
                "0 issue \"pki.goog; cansignhttpexchanges=yes\"",
                "0 issue \"letsencrypt.org\"",
                "0 issuewild \"ssl.com\"",
                "0 iodef \"mailto:ops@element.io\"",
                "0 issue \"amazonaws.com\"",
                "0 issuewild \"amazonaws.com\"",
                "0 issuewild \"amazon.com\"",
                "0 issue \"amazontrust.com\"",
                "0 issuewild \"comodoca.com\"",
                "0 issuewild \"digicert.com; cansignhttpexchanges=yes\"",
                "0 issuewild \"amazontrust.com\""
            ],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "172.66.139.239",
            "172.66.135.3"
        ],
        "ipv6": [
            "2606:4700:10::ac42:8703",
            "2606:4700:10::ac42:8bef"
        ]
    },
    "mail": {
        "spf": "v=spf1 mx include:mail.zendesk.com include:amazonses.com include:_spf.google.com ip4:94.237.52.96 ip6:2a04:3541:1000:500:6866:a4ff:fe4c:7cce -all",
        "dmarc": "v=DMARC1; p=quarantine; pct=0; rua=mailto:element-d@dmarc.report-uri.com",
        "dkim_selector": "google",
        "dkim_host": "google._domainkey.matrix.org",
        "dkim": "v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAgomC9LgTf2qLmFGpctvUv7lTzqxTNYiyYtscR+w+2Vf4IkQPUu/6X2xVO00YFXPjZ2uz02EeoTtaZTgg5l/SRhhAz4m/yt/nNeHzauviYCYzzRQESXHMWaLjZeTJoWSlRuH4pL5ChixbyaH0CucUW3WJHxICtt9DiKYVB2jUpZHtAgGrjNTrQaKfnIYBrPxoiACEjKeMZz6T4qkt0DvnqX01nCMVofUYCGjv7ABHGPZbdXEKN/EGAHWKfF7QDMSKSiljQHyWKVWqS4NoAOk1ATWGw18B3vFMPV9wLQqXYHIJg45vZsanw797dHH2qIkKLIUacVjjLsKoDqR5OSoesQIDAQAB",
        "spf_analysis": {
            "valid": true,
            "lookups": 4,
            "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": [
                        "172.66.135.3",
                        "172.66.139.239"
                    ],
                    "time_ms": 59.19
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "172.66.135.3",
                        "172.66.139.239"
                    ],
                    "time_ms": 45.64
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "172.66.135.3",
                        "172.66.139.239"
                    ],
                    "time_ms": 42.68
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "172.66.135.3",
                        "172.66.139.239"
                    ],
                    "time_ms": 34.78
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "172.66.135.3",
                        "172.66.139.239"
                    ],
                    "time_ms": 53.95
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Google Trust Services",
        "subject": "matrix.org",
        "valid_from": "2026-06-12T06:59:28-05:00",
        "valid_to": "2026-09-10T07:59:13-05:00",
        "days_remaining": 32,
        "san": [
            "matrix.org",
            "media-worker.matrix.org"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_256_GCM_SHA384"
    },
    "http": {
        "url": "https://matrix.org/",
        "status": "HTTP/2 200 ",
        "http_version": "3",
        "headers": {
            "date": "Sun, 09 Aug 2026 06:28:51 GMT",
            "content-type": "text/html; charset=utf-8",
            "cache-control": "public, max-age=14400, must-revalidate",
            "nel": "{\"report_to\":\"cf-nel\",\"success_fraction\":0.0,\"max_age\":604800}",
            "strict-transport-security": "max-age=31536000; includeSubDomains; preload",
            "referrer-policy": "strict-origin-when-cross-origin",
            "x-content-type-options": "nosniff",
            "x-frame-options": "SAMEORIGIN",
            "x-xss-protection": "1; mode=block",
            "report-to": "{\"group\":\"cf-nel\",\"max_age\":604800,\"endpoints\":[{\"url\":\"https://a.nel.cloudflare.com/report/v4?s=9AtzPEbMTnWm53KbcRN2WQMKXyVUA5kgILCmBwPu7Gk8z7GkN%2B6mtbyOM4B7%2FHNhrQew1ix3ZBtRs0h7MelOW4vHX6Ca31AsMgWpYzqkNh10x1KhCaxoE1qgx%2B4XitU51%2FK%2BUHTjO6haDEz9SZThJJ0fPH2WHBE%3D\"}]}",
            "vary": "accept-encoding",
            "server": "cloudflare",
            "permissions-policy": "interest-cohort=()",
            "last-modified": "Sun, 09 Aug 2026 06:28:51 GMT",
            "cf-cache-status": "EXPIRED",
            "cf-ray": "a284b3fd3faaf157-ORD"
        },
        "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": false,
            "cross-origin-embedder-policy": false,
            "cross-origin-resource-policy": false
        },
        "server": "cloudflare",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://matrix.org/",
        "title": "Matrix.org",
        "description": "Matrix, the open protocol for secure decentralised communications",
        "success": true,
        "error": "",
        "status": 200
    },
    "network": {
        "172.66.139.239": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "172.66.135.3": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "aspmx.l.google.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 22.1,
                "banner": "220 mx.google.com ESMTP 586e51a60fabf-459f2054b26si5557254fac.246 - gsmtp",
                "error": "No connection"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4020.7,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4018.6,
                "banner": "",
                "error": "Connection timed out"
            }
        ]
    },
    "visitor": {
        "ip": "216.73.217.62",
        "reverse": "",
        "country": "",
        "country_code": "",
        "region": "",
        "city": "",
        "latitude": null,
        "longitude": null,
        "isp": "",
        "organization": "",
        "asn": "",
        "timezone": "",
        "browser": "Other",
        "os": "Other",
        "language": "",
        "user_agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)",
        "is_bot": true,
        "cloudflare": false
    },
    "analysis_time_ms": 80.48
}