{
    "ok": true,
    "domain": "fastly.com",
    "generated_at": "2026-08-09T02:43:15-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 84,
        "label": "Good",
        "categories": {
            "dns": 85,
            "mail": 90,
            "security": 73,
            "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": "4 IPv4 address(es) detected."
            },
            {
                "category": "dns",
                "title": "IPv6 (AAAA)",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0,
                "detail": "4 IPv6 address(es) detected."
            },
            {
                "category": "dns",
                "title": "Name server redundancy",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0,
                "detail": "8 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": "26 day(s) remaining."
            },
            {
                "category": "security",
                "title": "Certificate lifetime",
                "max_points": 10,
                "earned_points": 6,
                "lost_points": 4,
                "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": 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": "4 IPv4 address(es) detected.",
                "category": "dns",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "IPv6 (AAAA)",
                "detail": "4 IPv6 address(es) detected.",
                "category": "dns",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "Name server redundancy",
                "detail": "8 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": "26 day(s) remaining.",
                "category": "security",
                "max_points": 55,
                "earned_points": 55,
                "lost_points": 0
            },
            {
                "level": "warning",
                "title": "Certificate lifetime",
                "detail": "Full points require at least 30 days remaining.",
                "category": "security",
                "max_points": 10,
                "earned_points": 6,
                "lost_points": 4
            },
            {
                "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": "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": [
                "151.101.1.57",
                "151.101.65.57",
                "151.101.129.57",
                "151.101.193.57"
            ],
            "AAAA": [
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                "2a04:4e42:400::313",
                "2a04:4e42::313",
                "2a04:4e42:600::313"
            ],
            "CNAME": [],
            "MX": [
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                "30 aspmx3.googlemail.com.",
                "10 aspmx.l.google.com.",
                "20 alt2.aspmx.l.google.com.",
                "20 alt1.aspmx.l.google.com."
            ],
            "TXT": [
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                "\"atlassian-domain-verification=f0mlpbKMfaymWOzYknOWLAQ0a/f/hZbXof90UdM3pL2THIvc/nkCUTDoJusXl4kc\"",
                "\"MS=8DDEF0C8F0796A9B5250EF7D2BB6DE03C4556F6F\"",
                "\"h1-domain-verification=tGLFu9vLa6oeUKtYgq3qPnbvWu43DZVdz1YQDXoNNFmSVn1Z\"",
                "\"facebook-domain-verification=a5cr1f2db64tpngjvytpxe4u65sjtm\"",
                "\"stripe-verification=a972553ccbc9121d3b1416aab829c8ee444e4f8bc38729e4ac75623c52b55ab3\"",
                "\"15c37408-29ae-4d52-8aac-c6f4d94fdcb7\"",
                "\"onetrust-domain-verification=ca990b1356924ce6a8f3db2b26470479\"",
                "\"mongodb-site-verification=emnlNQxedQspl3GSh4ZJP0LoDGoi07XT\"",
                "\"docusign=b0d8d38f-fd39-4bf0-b916-609c0bd56e29\"",
                "\"stripe-verification=b4b73bc8e56f0a7589ea23d1e9e2214cd20fff1c95bc1db244483af60d2a42f9\"",
                "\"miro-verification=208c007cde2d4cda11ee84c49848d8b7074fba31\"",
                "\"google-site-verification=PBhH4HrDEbENmggTOryS2QsbDGhnb9zc583U0CqYrm8\"",
                "\"google-site-verification=93VjX3_sU9GM8VT_CBXHZvR1iRfWxDD8uVs-qcM-fa4\"",
                "\"google-site-verification=XIAH8ONJreWlh9Y70OdOpJEOEJ2v2GQREV2tqq1CIRs\"",
                "\"dropbox-domain-verification=6qxhbsnj6ptn\"",
                "\"google-site-verification=r1uB8RIEL2lLC3Swp4-QBDrN-i9g-AK9YEjPUJN_6xU\"",
                "\"status-page-domain-verification=1wdlfc768ch8\"",
                "\"v=spf1 ip4:192.254.122.132 ip4:199.27.72.0/21 ip4:168.245.55.99 include:_spf.google.com include:stspg-customer.com include:mail.zendesk.com include:_spf.salesforce.com -all\"",
                "\"anthropic-domain-verification-90vjex=Jq3F6Vxk4FRdOFNIOSOq3NjDS\""
            ],
            "NS": [
                "edns1.ultradns.net.",
                "oak.fastlydns.dev.",
                "ns-cloud-a2.googledomains.com.",
                "ns-cloud-a1.googledomains.com.",
                "oak.fastlydns.com.",
                "edns1.ultradns.com.",
                "oak.fastlydns.org.",
                "oak.fastlydns.net."
            ],
            "SOA": [
                "edns1.ultradns.com. hostmaster.fastly.com. 2023023146 3600 600 604800 60"
            ],
            "CAA": [
                "0 iodef \"mailto:security@fastly.com\"",
                "0 issue \"letsencrypt.org\"",
                "0 issue \"amazonaws.com\"",
                "0 issue \"certainly.com\"",
                "0 issue \"digicert.com\"",
                "0 issue \"globalsign.com\""
            ],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "151.101.1.57",
            "151.101.65.57",
            "151.101.129.57",
            "151.101.193.57"
        ],
        "ipv6": [
            "2a04:4e42:200::313",
            "2a04:4e42:400::313",
            "2a04:4e42::313",
            "2a04:4e42:600::313"
        ]
    },
    "mail": {
        "spf": "v=spf1 ip4:192.254.122.132 ip4:199.27.72.0/21 ip4:168.245.55.99 include:_spf.google.com include:stspg-customer.com include:mail.zendesk.com include:_spf.salesforce.com -all",
        "dmarc": "v=DMARC1; p=reject; rua=mailto:mailauth-reports@fastly.com,mailto:dmarc_agg@vali.email;",
        "dkim_selector": "google",
        "dkim_host": "google._domainkey.fastly.com",
        "dkim": "v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDJZIAA2d7TQV8PRzBemZkXYIRToU5w/VaAyGHpJ0BZT65Ktd9GytzSLZntDZ2A4wvWG6FZ20QzmCn5Mvw5IN8hpgo4S+vrxPLxVZz7SO/Z42qWDMcmFKjWCnyKlILD3cU8qUZ99CnCuLkdi9vULDORrqbm61CAJLAL4TKGEXeaQQIDAQAB",
        "spf_analysis": {
            "valid": true,
            "lookups": 4,
            "final": "-all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "reject"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "",
        "propagation": {
            "consistent": true,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "151.101.1.57",
                        "151.101.129.57",
                        "151.101.193.57",
                        "151.101.65.57"
                    ],
                    "time_ms": 31.23
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "151.101.1.57",
                        "151.101.129.57",
                        "151.101.193.57",
                        "151.101.65.57"
                    ],
                    "time_ms": 22.32
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
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                        "151.101.129.57",
                        "151.101.193.57",
                        "151.101.65.57"
                    ],
                    "time_ms": 36.26
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "151.101.1.57",
                        "151.101.129.57",
                        "151.101.193.57",
                        "151.101.65.57"
                    ],
                    "time_ms": 52
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
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                        "151.101.129.57",
                        "151.101.193.57",
                        "151.101.65.57"
                    ],
                    "time_ms": 63.81
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "Certainly",
        "subject": "www.fastly.com",
        "valid_from": "2026-08-05T15:28:03-05:00",
        "valid_to": "2026-09-04T15:28:02-05:00",
        "days_remaining": 26,
        "san": [
            "developer.fastly.com",
            "fastly.com",
            "www.fastly.com"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_128_GCM_SHA256"
    },
    "http": {
        "url": "https://www.fastly.com/",
        "status": "HTTP/2 200 ",
        "http_version": "3",
        "headers": {
            "retry-after": "0",
            "accept-ranges": "bytes",
            "date": "Sun, 09 Aug 2026 07:43:06 GMT",
            "x-served-by": "cache-sjc10076-SJC, cache-sjc1000090-SJC, cache-stl760068-STL",
            "x-cache": "MISS, HIT, HIT",
            "x-cache-hits": "0, 69, 0",
            "cache-control": "max-age=0, must-revalidate",
            "server": "Artisanal bits",
            "strict-transport-security": "max-age=31536000",
            "location": "https://www.fastly.com/",
            "content-length": "668119",
            "etag": "\"a1158040141afba20843f285742bd7e8\"",
            "content-type": "text/html",
            "x-timer": "S1786261387.703874,VS0,VE2",
            "vary": "Accept-Encoding",
            "x-xss-protection": "1; mode=block",
            "x-frame-options": "DENY",
            "x-content-type-options": "nosniff",
            "alt-svc": "h3=\":443\";ma=86400,h3-29=\":443\";ma=86400,h3-27=\":443\";ma=86400"
        },
        "security_checks": {
            "strict-transport-security": true,
            "content-security-policy": false,
            "x-content-type-options": true,
            "x-frame-options": true,
            "referrer-policy": false,
            "permissions-policy": false,
            "cross-origin-opener-policy": false,
            "cross-origin-embedder-policy": false,
            "cross-origin-resource-policy": false
        },
        "server": "Artisanal bits",
        "powered_by": ""
    },
    "webpage": {
        "url": "https://www.fastly.com/",
        "title": "Powering the best of the internet | Fastly",
        "description": "Fastly's edge cloud platform delivers faster, safer, and more scalable sites and apps to customers. Elevate your edge CDN, video delivery, security, and more.",
        "success": true,
        "error": "",
        "status": 206
    },
    "network": {
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            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "151.101.65.57": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "151.101.129.57": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        },
        "151.101.193.57": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "aspmx2.googlemail.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 1.3,
                "banner": "",
                "error": "Network is unreachable"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4043.3,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4021.3,
                "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": 89.77
}