{
    "ok": true,
    "domain": "docker.com",
    "generated_at": "2026-08-08T17:42:53-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 86,
        "label": "Good",
        "categories": {
            "dns": 85,
            "mail": 90,
            "security": 84,
            "network": 55,
            "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": "1 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": "4 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",
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                "earned_points": 25,
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                "detail": "DMARC policy published."
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                "category": "mail",
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                "earned_points": 20,
                "lost_points": 0,
                "detail": "A DKIM selector was verified."
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                "category": "mail",
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                "lost_points": 5,
                "detail": "Mail transport policy."
            },
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                "category": "mail",
                "title": "TLS-RPT",
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                "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": "80 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": 20,
                "lost_points": 15,
                "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": "1 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": "4 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": "80 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": "warning",
                "title": "IPv4 diversity",
                "detail": "Two or more IPv4 addresses receive full points.",
                "category": "network",
                "max_points": 35,
                "earned_points": 20,
                "lost_points": 15
            },
            {
                "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": {
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                "23.185.0.4"
            ],
            "AAAA": [
                "2620:12a:8000::4",
                "2620:12a:8001::4"
            ],
            "CNAME": [],
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                "10 alt3.aspmx.l.google.com.",
                "5 alt2.aspmx.l.google.com."
            ],
            "TXT": [
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                "\"anthropic-domain-verification-p1ks1q=BmUzJzzDzqNXVWLXmZVoEvTr3\"",
                "\"docusign=aeb25cd4-f743-4efc-b6fb-b8bc5dd1d0e8\"",
                "\"apple-domain-verification=S580UenDqcwy2I1X\"",
                "\"google-site-verification=CFmV0geNs1hCxK0mBEpjWaDoNwBIiDxIRjTvt3YGRDM\"",
                "\"google-site-verification=rCKOZlVmB_xuu9DiT-urSmmXAEUGn5RI8PxdyCW5LJg\"",
                "\"cursor-domain-verification-pkwbtp=KD6kIrkeudCadzeviiVJgEWnd\"",
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                "\"google-site-verification=5e33xBJIwW1XU49IqmIYtN7yi2Iq0GNnWwN4ujn4G_M\"",
                "\"google-site-verification=i6hYWAXRYCtHNnyiQAYXiy_4StkAMJQiNCfH-3olY-I\"",
                "\"google-site-verification=GjEZ_3KyjpDbmRzGdMUtqMeuXdh7HCSc8uRsPGYL-I0\"",
                "\"onetrust-domain-verification=fb12882ae6344670a7b91077bd57c0f1\"",
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                "\"google-site-verification=4PyKLfy_lowkc_qcu-byUkmF1kxAUT7tfho7ZiP353s\"",
                "\"d0vcwvtyam\"",
                "\"stripe-verification=804359af3a919b4a46343227e384abdf33e10ad5bb81ea9f1d17ed4e74486ab4\"",
                "\"miro-verification=116f0987438eb5a48c070e080a68e7d7b3087e5f\"",
                "\"google-site-verification=Nyiwo5q4kkaD5V-sEiXsW74HXyVRtKVyxYFfZuFLG7M\"",
                "\"google-site-verification=VbuWA5NflxQMko2x9BJFIPVYrbuxHQll4UP4gZ4Fm08\"",
                "\"atlassian-domain-verification=I1f5bgOm9sPUEcK/2JTD6weNlWt+Wwsyo5dwvJe1fGjf9V+x3kyqxZRrl9z7ILEK\"",
                "\"zapier-domain-verification-challenge=c3e7ddaf-20bf-40ca-9374-1a917b16be06\"",
                "\"sonatype-domain-verification=OSSRH-62474\"",
                "\"jamf-site-verification=jqNgc5MzMp4UnSANweyyEQ\"",
                "\"adobe-idp-site-verification=a8d1a71d0cba44c2521bcb451d9dc708ee20d93c7b5b04791f699d128bbe6ec2\"",
                "\"sinch-domain-verification=d8a66194-44cf-49c3-96ab-74325ad6e7be\"",
                "\"detectify-verification=87a64c3bf3301354588d90672bd1b74e\"",
                "\"openai-domain-verification=dv-tj9VEsgExQvdNl9SCOa2Awju\"",
                "\"v=spf1 include:_spf.google.com include:spf.tipalti.com include:_spf.salesforce.com include:mktomail.com include:mail.zendesk.com -all\""
            ],
            "NS": [
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                "ns-1289.awsdns-33.org.",
                "ns-568.awsdns-07.net.",
                "ns-207.awsdns-25.com."
            ],
            "SOA": [
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            ],
            "CAA": [
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                "0 issue \"letsencrypt.org\"",
                "0 issue \"sectigo.com\"",
                "0 issue \"amazon.com\"",
                "0 issue \"comodoca.com\"",
                "0 iodef \"mailto:infra+caa-iodef@docker.com\"",
                "0 issue \"digicert.com\""
            ],
            "DS": [],
            "DNSKEY": [],
            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
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        ],
        "ipv6": [
            "2620:12a:8000::4",
            "2620:12a:8001::4"
        ]
    },
    "mail": {
        "spf": "v=spf1 include:_spf.google.com include:spf.tipalti.com include:_spf.salesforce.com include:mktomail.com include:mail.zendesk.com -all",
        "dmarc": "v=DMARC1; p=quarantine; pct=100; rua=mailto:q1xwnepx@ag.dmarcian.com; ruf=mailto:q1xwnepx@fr.dmarcian.com;",
        "dkim_selector": "google",
        "dkim_host": "google._domainkey.docker.com",
        "dkim": "v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1SYxwEYAH9K843fYruoqdpK2z+nwmBGfdwMGTBmIrrAEx3e9RmvJ/pgtE8KfSRlSBHykzm3LjTHDZOzUfKDNNqZXKF6pGLY3Y/1lsPojr0QfzvT+YlAHApqrN93xZ7opkEtq8bxtw+ppY5w8CZXBS/3hth04AOXd1ON1yJsyZrpA2NtUKwlkoJu+OoNPeMg5tFUNgIwjmagDq+pFg/d3orhTsEJwofWq8dPjHCu0XBr4x0kCWNqYHuTJIRqeZfkQ7GsGNgsq457+jvIIqhJlF/5R2C1Iq0/d5ewcxIx9/L0THL3XaHbNvEKbEDadtrN6K5NvKiglzYkDpkgSjn6TGwIDAQAB",
        "spf_analysis": {
            "valid": true,
            "lookups": 5,
            "final": "-all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "quarantine"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
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    "advanced": {
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                    "result": [
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                    ],
                    "time_ms": 40.54
                },
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                    "provider": "Cloudflare",
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                },
                {
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                    "result": [
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                    "time_ms": 23.44
                },
                {
                    "provider": "OpenDNS",
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                    "time_ms": 26.73
                },
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                    "provider": "AdGuard",
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        "issuer": "Let's Encrypt",
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        "valid_to": "2026-10-28T05:32:23-05:00",
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        "san": [
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        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_128_GCM_SHA256"
    },
    "http": {
        "url": "https://www.docker.com/",
        "status": "HTTP/2 200 ",
        "http_version": "3",
        "headers": {
            "retry-after": "0",
            "server": "nginx",
            "location": "https://www.docker.com/",
            "x-pantheon-redirect": "primary-domain-policy-doc",
            "date": "Sat, 08 Aug 2026 22:42:45 GMT",
            "x-served-by": "cache-chi-kmdw8640070-CHI, cache-stl760025-STL, cache-stl760042-STL, cache-stl760042-STL",
            "x-cache": "HIT, HIT, MISS, MISS",
            "x-cache-hits": "137, 1072, 0, 0",
            "x-timer": "S1786228966.601407,VS0,VE7",
            "age": "105222",
            "accept-ranges": "bytes",
            "via": "1.1 varnish, 1.1 varnish, 1.1 varnish, 1.1 varnish",
            "content-length": "343891",
            "cache-control": "public, max-age=604800",
            "content-type": "text/html; charset=UTF-8",
            "link": "<https://www.docker.com/>; rel=shortlink",
            "strict-transport-security": "max-age=31622400",
            "x-pantheon-styx-hostname": "styx-us-a-7ffbcf568d-jtngt",
            "x-styx-req-id": "7b927a9d-9285-11f1-9a05-dea1004c99c2",
            "x-content-type-options": "nosniff",
            "referrer-policy": "strict-origin-when-cross-origin",
            "permissions-policy": "geolocation=(), microphone=(), camera=(), fullscreen=(self \"https://www.youtube.com\"), payment=()",
            "x-frame-options": "SAMEORIGIN",
            "x-xss-protection": "1; mode=block",
            "vary": "Accept-Encoding, X-Language-Locale, Cookie, Cookie"
        },
        "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
        },
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    "webpage": {
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        "title": "Docker: Accelerated Container Application Development",
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        "success": true,
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    },
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            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
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        "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)",
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}