{
    "ok": true,
    "domain": "nasm.org",
    "generated_at": "2026-08-11T07:30:48-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 83,
        "label": "Good",
        "categories": {
            "dns": 80,
            "mail": 90,
            "security": 73,
            "network": 70,
            "availability": 100
        },
        "category_weights": {
            "dns": 25,
            "mail": 20,
            "security": 25,
            "network": 10,
            "availability": 20
        },
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                "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",
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                "earned_points": 20,
                "lost_points": 0,
                "detail": "2 NS record(s); 2 or more required."
            },
            {
                "category": "dns",
                "title": "SOA record",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0,
                "detail": "Authoritative zone record."
            },
            {
                "category": "dns",
                "title": "DNSSEC chain",
                "max_points": 15,
                "earned_points": 0,
                "lost_points": 15,
                "detail": "Both DS and DNSKEY are required."
            },
            {
                "category": "dns",
                "title": "CAA policy",
                "max_points": 5,
                "earned_points": 0,
                "lost_points": 5,
                "detail": "Certificate authority restriction."
            },
            {
                "category": "dns",
                "title": "DNS propagation",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0,
                "detail": "Agreement between public resolvers."
            },
            {
                "category": "mail",
                "title": "MX records",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0,
                "detail": "1 MX record(s)."
            },
            {
                "category": "mail",
                "title": "SPF",
                "max_points": 25,
                "earned_points": 25,
                "lost_points": 0,
                "detail": "SPF policy published."
            },
            {
                "category": "mail",
                "title": "DMARC",
                "max_points": 25,
                "earned_points": 25,
                "lost_points": 0,
                "detail": "DMARC policy published."
            },
            {
                "category": "mail",
                "title": "DKIM",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0,
                "detail": "A DKIM selector was verified."
            },
            {
                "category": "mail",
                "title": "MTA-STS",
                "max_points": 5,
                "earned_points": 0,
                "lost_points": 5,
                "detail": "Mail transport policy."
            },
            {
                "category": "mail",
                "title": "TLS-RPT",
                "max_points": 5,
                "earned_points": 0,
                "lost_points": 5,
                "detail": "TLS reporting policy."
            },
            {
                "category": "security",
                "title": "Valid TLS certificate",
                "max_points": 55,
                "earned_points": 55,
                "lost_points": 0,
                "detail": "55 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": 8,
                "lost_points": 27,
                "detail": "2 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": [
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                "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": "error",
                "title": "CAA policy",
                "detail": "Certificate authority restriction.",
                "category": "dns",
                "max_points": 5,
                "earned_points": 0,
                "lost_points": 5
            },
            {
                "level": "ok",
                "title": "DNS propagation",
                "detail": "Agreement between public resolvers.",
                "category": "dns",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "MX records",
                "detail": "1 MX record(s).",
                "category": "mail",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "SPF",
                "detail": "SPF policy published.",
                "category": "mail",
                "max_points": 25,
                "earned_points": 25,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "DMARC",
                "detail": "DMARC policy published.",
                "category": "mail",
                "max_points": 25,
                "earned_points": 25,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "DKIM",
                "detail": "A DKIM selector was verified.",
                "category": "mail",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0
            },
            {
                "level": "error",
                "title": "MTA-STS",
                "detail": "Mail transport policy.",
                "category": "mail",
                "max_points": 5,
                "earned_points": 0,
                "lost_points": 5
            },
            {
                "level": "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": "55 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": "2 of 9 evaluated headers detected.",
                "category": "security",
                "max_points": 35,
                "earned_points": 8,
                "lost_points": 27
            },
            {
                "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": [
                "104.18.100.52",
                "104.18.101.52"
            ],
            "AAAA": [
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                "2606:4700::6812:6434"
            ],
            "CNAME": [],
            "MX": [
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            ],
            "TXT": [
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                "\"miro-verification=2628240b285f49a82093bfe9062e6bfadb4ff90d\"",
                "\"1ea414d61ea14afa857b5f806646ca53\"",
                "\"ms-domain-verification=34a9ad8c-6347-43f2-8648-df5f542e85f1\"",
                "\"51bcyJ7CtOgbScgiNMpAPs64FW76yuX8wLAeUwF7BQGCnCYLOXTbNH7Own39gfn08k5vfwadphqj0ylMdJqdWg==\"",
                "\"ms-domain-verification=ca9235f3-f482-4843-b014-23580632058a\"",
                "\"spf2.0/pra include:2494739.spf01.hubspotemail.net include:_spf.qualtrics.com include:_spf.act-on.net include:us._netblocks.mimecast.com ~all\"",
                "\"google-site-verification=PVFealm8AiKcGt8rgpnJQL2y9K88JM43iuu8nGtNwY8\"",
                "\"adobe-sign-verification=e3ed3102c28e4245713e6c9be9912aec\"",
                "\"v=spf1 exists:%{i}._i.%{d}._d.espf.agari.com include:%{d}.c0.spf-protect.agari.com include:2494739.spf08.hubspotemail.net include:spf.protection.outlook.com -all\"",
                "\"amazonses:HIJdfnFPJohu4g/VtvZZPGJAZdE1HhRURzvGb0koQ7A=\"",
                "\"google-site-verification=Hc4PJxyVwMF1FsOOWxk_9RWcvW0mPcgxbHBBRxTcBgY\"",
                "\"google-site-verification=vHIjGFldFOoXI3HGhHrRN6OnwNWoLk33m8rUuvYm-uY\"",
                "\"adobe-idp-site-verification=687ee97efcc04efe0b85ab1a93211aa75fe76913677e96ca69274a947311c9fc\"",
                "\"google-site-verification=O_JMPwPNHqIn5vmwMPXImrpxu17OIs9Zyp2XhjsBlRc\""
            ],
            "NS": [
                "cass.ns.cloudflare.com.",
                "henry.ns.cloudflare.com."
            ],
            "SOA": [
                "cass.ns.cloudflare.com. dns.cloudflare.com. 2408950079 10000 2400 604800 1800"
            ],
            "CAA": [],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "104.18.100.52",
            "104.18.101.52"
        ],
        "ipv6": [
            "2606:4700::6812:6534",
            "2606:4700::6812:6434"
        ]
    },
    "mail": {
        "spf": "v=spf1 exists:%{i}._i.%{d}._d.espf.agari.com include:%{d}.c0.spf-protect.agari.com include:2494739.spf08.hubspotemail.net include:spf.protection.outlook.com -all",
        "dmarc": "v=DMARC1; p=quarantine; rua=mailto:d@rua.agari.com; ruf=mailto:d@ruf.agari.com;",
        "dkim_selector": "s1",
        "dkim_host": "s1._domainkey.nasm.org",
        "dkim": "k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxHEEAeZkpmcvJ4/JvW5geeh2ly8CL40ZepireQmSRaJVt9m0DTh+UWzvmgqOTKfQRsgzCz/GqK4VySe+YCjMmAU45IfSdp+3IQLCUo/CFuSw820rt5q6EKv2KwmBRcaB9/clXvcJVUR6mJgEvk1yoEHyFnvBZ3PTPgQ6JZjkmXL3JHh/wvDGI83tqRktAfrr9kbZlTClT9bdJ2IfELd+fa2NwwX1Ae1/SeKGhG0UDYo8u6m5yv3zIQQhtGXyg6M3yiRsJPYRWixe77f+jYgGOHASNlydeNVtGNCfXa/p6RryYCyL9h9vUycx/aF3xJ9PXHFLVTopCe3TtdduKgcbnQIDAQAB",
        "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": [
                        "104.18.100.52",
                        "104.18.101.52"
                    ],
                    "time_ms": 72.49
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
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                        "104.18.101.52"
                    ],
                    "time_ms": 49.49
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
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                        "104.18.101.52"
                    ],
                    "time_ms": 58.44
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
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                        "104.18.101.52"
                    ],
                    "time_ms": 90.08
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "104.18.100.52",
                        "104.18.101.52"
                    ],
                    "time_ms": 278.67
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Google Trust Services",
        "subject": "nasm.org",
        "valid_from": "2026-07-07T16:46:07-05:00",
        "valid_to": "2026-10-05T17:46:03-05:00",
        "days_remaining": 55,
        "san": [
            "nasm.org",
            "*.nasm.org"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_256_GCM_SHA384"
    },
    "http": {
        "url": "https://www.nasm.org/",
        "status": "HTTP/2 200 ",
        "http_version": "3",
        "headers": {
            "date": "Tue, 11 Aug 2026 12:30:40 GMT",
            "content-type": "text/html; charset=utf-8",
            "location": "https://www.nasm.org/",
            "server": "cloudflare",
            "cf-ray": "a29740bca8881148-ORD",
            "last-modified": "Tue, 11 Aug 2026 09:00:05 GMT",
            "strict-transport-security": "max-age=31557600",
            "accept-ranges": "bytes",
            "content-security-policy": "frame-ancestors 'self' *.adobe.com *.adobeaemcloud.com *.browserstack.com *.nasm.org",
            "cache-control": "public, max-age=300",
            "x-served-by": "cache-iad-khef600095-IAD, cache-iad-khef600095-IAD, cache-stl760053-STL, cache-stl760040-STL",
            "x-cache": "MISS, HIT, MISS, HIT",
            "x-cache-hits": "0, 15, 0, 0",
            "x-timer": "S1786451440.158992,VS0,VE1",
            "vary": "Accept-Encoding,X-Forwarded-Host",
            "content-length": "73524"
        },
        "security_checks": {
            "strict-transport-security": true,
            "content-security-policy": true,
            "x-content-type-options": false,
            "x-frame-options": false,
            "referrer-policy": false,
            "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://www.nasm.org/",
        "title": "NASM: Trusted by 1.9M+ Pros | #1 Accredited Fitness Certification",
        "description": "NASM (National Academy of Sports Medicine) is the authority in accredited fitness certification. Science-backed, trusted since 1987. Career-ready from day one.",
        "success": true,
        "error": "",
        "status": 206
    },
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            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "104.18.101.52": {
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            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "nasm-org.mail.protection.outlook.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 22.1,
                "banner": "",
                "error": "Network is unreachable"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4039.1,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4001,
                "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
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    "analysis_time_ms": 115.8
}