{
    "ok": true,
    "domain": "siam.org",
    "generated_at": "2026-08-09T19:13:04-05:00",
    "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": "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": "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": 0,
                "lost_points": 5,
                "detail": "TLS reporting policy."
            },
            {
                "category": "security",
                "title": "Valid TLS certificate",
                "max_points": 55,
                "earned_points": 55,
                "lost_points": 0,
                "detail": "49 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": "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": "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": "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": "49 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": [
                "104.20.22.201",
                "172.66.168.112"
            ],
            "AAAA": [
                "2606:4700:10::6814:16c9",
                "2606:4700:10::ac42:a870"
            ],
            "CNAME": [],
            "MX": [
                "20 mx-02-us-east-2.prod.hydra.sophos.com.",
                "10 mx-01-us-east-2.prod.hydra.sophos.com."
            ],
            "TXT": [
                "\"R6DZ3/q0JyWSKZlcUvoHeJQitgqRzLEhmQzQ6oEmzg4zk8pMH15VWQJhbQR4b1L3ZOgtJ316rxM23Sdg4rvWXA==\"",
                "\"sophos-domain-verification=fd6569ba37d97526305ab40060d9a8233f3cc3012279fb237529a2f01f889f80\"",
                "\"atlassian-domain-verification=yI2xkzqkZ/QLq9PMPktb3N8qxHsv2KWpWuSJqh7KIVy4loZOomlNJ3j9XKH8KCXZ\"",
                "\"sophos-domain-verification=c3f6c8c37c6859fe8393de3f92e22e3ee41d3e76\"",
                "\"MS=ms27944324\"",
                "\"atlassian-sending-domain-verification=59decb88-e5c2-48e4-acec-c62e1c3d8a87\"",
                "\"Dynatrace-site-verification=b5b12c8f-6ef2-4ddc-b1f2-8640eb5753b3__vgbe6qtmotlk6fniransndha61\"",
                "\"facebook-domain-verification=0ezw6b1bd9y6r0jpdrcph89gdsrcw6\"",
                "\"ZOOM_verify__z1kB0yJQVODFKEU02iexg\"",
                "\"v=spf1 ip4:205.159.76.90/31 ip4:209.170.75.172/31 ip4:208.72.232.246/31 ip4:104.239.168.34 ip4:192.108.225.0/24 include:_spf_useast2.prod.hydra.sophos.com include:_spf_other.siam.org include:app.teamsupport.com include:spf.protection.outlook.com include:o\" \"utboundmail.blackbaud.net -all\"",
                "\"F0110999CFF0EE327594BCC74D27A7763CED5C06\"",
                "\"31NKXODDC17FCCE5VUFIHJK7Z1O69G4QCKQRH1AOD\""
            ],
            "NS": [
                "alice.ns.cloudflare.com.",
                "karl.ns.cloudflare.com."
            ],
            "SOA": [
                "alice.ns.cloudflare.com. dns.cloudflare.com. 2411210719 10000 2400 604800 1800"
            ],
            "CAA": [
                "0 issue \"pki.goog; cansignhttpexchanges=yes\"",
                "0 issue \"comodoca.com\"",
                "0 issue \"digicert.com; cansignhttpexchanges=yes\"",
                "0 issuewild \"letsencrypt.org\"",
                "0 issuewild \"pki.goog; cansignhttpexchanges=yes\"",
                "0 issue \"letsencrypt.org\"",
                "0 issue \"godaddy.com\"",
                "0 issuewild \"comodoca.com\"",
                "0 issuewild \"digicert.com; cansignhttpexchanges=yes\"",
                "0 issue \"ssl.com\"",
                "0 issuewild \"ssl.com\""
            ],
            "DS": [],
            "DNSKEY": [
                "256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8 KqXXFJkqmVfRvMGPmM1x8fGAa2XhSA==",
                "257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+ KkxLbxILfDLUT0rAK9iUzy1L53eKGQ=="
            ],
            "RRSIG": [],
            "NSEC": [
                "\\000.siam.org. A NS SOA PTR HINFO MX TXT AAAA LOC SRV NAPTR CERT SSHFP RRSIG NSEC DNSKEY TLSA SMIMEA HIP CDS CDNSKEY OPENPGPKEY SVCB HTTPS URI CAA"
            ],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "104.20.22.201",
            "172.66.168.112"
        ],
        "ipv6": [
            "2606:4700:10::6814:16c9",
            "2606:4700:10::ac42:a870"
        ]
    },
    "mail": {
        "spf": "v=spf1 ip4:205.159.76.90/31 ip4:209.170.75.172/31 ip4:208.72.232.246/31 ip4:104.239.168.34 ip4:192.108.225.0/24 include:_spf_useast2.prod.hydra.sophos.com include:_spf_other.siam.org include:app.teamsupport.com include:spf.protection.outlook.com include:outboundmail.blackbaud.net -all",
        "dmarc": "v=DMARC1; p=quarantine; pct=100; fo=1; rua=mailto:a.enel0yr8@reports.sophosdmarc.net,mailto:dmarc@siam.org; ruf=mailto:dmarc@siam.org",
        "dkim_selector": "selector1",
        "dkim_host": "selector1._domainkey.siam.org",
        "dkim": "v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCM/SQrQRXacHmJAFgWWXgNcyKoySp/a2veJrPU/GmWjr32Rk66TCtxZrsdWxKfrI05H7MFflZfZJ1iiiciH9pjTr4PHGEtYI9tIzKU3WUwSfJ24gwvBltcz0QJfZt4V+DP2YtpXZ+tyx3XsjWQbbhf3J9mGc7osGgh+h+aY2dplwIDAQAB; n=1024,1450854592,1466665792",
        "spf_analysis": {
            "valid": true,
            "lookups": 5,
            "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": [
                        "104.20.22.201",
                        "172.66.168.112"
                    ],
                    "time_ms": 90.94
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "104.20.22.201",
                        "172.66.168.112"
                    ],
                    "time_ms": 46.56
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "104.20.22.201",
                        "172.66.168.112"
                    ],
                    "time_ms": 42.75
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "104.20.22.201",
                        "172.66.168.112"
                    ],
                    "time_ms": 124.68
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "104.20.22.201",
                        "172.66.168.112"
                    ],
                    "time_ms": 274.46
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Google Trust Services",
        "subject": "siam.org",
        "valid_from": "2026-06-30T13:20:57-05:00",
        "valid_to": "2026-09-28T14:20:44-05:00",
        "days_remaining": 49,
        "san": [
            "siam.org"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_256_GCM_SHA384"
    },
    "http": {
        "url": "https://siam.org/",
        "status": "HTTP/2 403 ",
        "http_version": "3",
        "headers": {
            "date": "Mon, 10 Aug 2026 00:13:00 GMT",
            "content-type": "text/html; charset=UTF-8",
            "cache-control": "private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0",
            "expires": "Thu, 01 Jan 1970 00:00:01 GMT",
            "referrer-policy": "same-origin",
            "x-frame-options": "SAMEORIGIN",
            "strict-transport-security": "max-age=0; includeSubDomains",
            "server": "cloudflare",
            "cf-ray": "a28acacb4af2e566-ORD"
        },
        "security_checks": {
            "strict-transport-security": true,
            "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://siam.org/",
        "title": "Attention Required! | Cloudflare",
        "description": "",
        "success": true,
        "error": "",
        "status": 403
    },
    "network": {
        "104.20.22.201": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "172.66.168.112": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "mx-02-us-east-2.prod.hydra.sophos.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 8.8,
                "banner": "",
                "error": "Connection refused"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4043.8,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 38.7,
                "banner": "",
                "error": "Connection refused"
            }
        ]
    },
    "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": 84.08
}