ncbi.nlm.nih.gov

{
  "analytics": {
    "adsense_publisher_ids": [],
    "facebook_pixel_ids": [],
    "google_analytics_ids": [],
    "google_tag_manager_ids": []
  },
  "audit_timestamp_utc": "2026-10-13T03:33:40.412956+00:00",
  "caa_record": {
    "caa_found": true,
    "records": [
      "0 issuewild \"godaddy.com\"",
      "0 issuewild \"letsencrypt.org\"",
      "0 issue \"godaddy.com\"",
      "0 issue \"letsencrypt.org\""
    ]
  },
  "cache_control": null,
  "checks_not_performed": [
    "Historical uptime monitoring",
    "Full-site crawling",
    "Malware or phishing analysis",
    "External blacklist/reputation checks",
    "Vulnerability exploitation or authenticated testing",
    "Real-browser Core Web Vitals"
  ],
  "configuration_score": {
    "deductions": [
      {
        "points": 3,
        "reason": "X-Content-Type-Options header absent"
      }
    ],
    "description": "Heuristic HTTP/TLS, email spoofing protection, DNS CAA, and server exposure configuration score.",
    "out_of": 100,
    "score": 97
  },
  "connected_ip": "34.107.134.59",
  "content_type": "text/html",
  "cookies_privacy_audit": [],
  "database_observed_at_utc": "2026-10-13T03:33:40.416612+00:00",
  "date_header": "Tue, 13 Oct 2026 03:33:38 GMT",
  "dns": {
    "error": null,
    "ipv4": [
      "34.107.134.59"
    ],
    "ipv6": [
      "2600:1901:0:c831::"
    ]
  },
  "domain_name": "ncbi.nlm.nih.gov",
  "download_size_bytes": 39223,
  "email_security": {
    "dmarc_found": true,
    "dmarc_policy": "reject",
    "dmarc_record": "v=DMARC1; p=reject; rua=mailto:8idhoybh@ag.us.dmarcian.com,mailto:reports@dmarc.cyber.dhs.gov; ruf=mailto:8idhoybh@fr.us.dmarcian.com; fo=1;",
    "spf_found": true,
    "spf_record": "v=spf1 ip4:130.14.26.0/25 ip4:165.112.9.132 ip4:130.14.19.0/24 ip4:130.14.28.0/24 ip4:10.65.8.60 ip4:130.14.22.0/24 ip4:128.231.90.64/26 ip4:165.112.13.0/26 ip6:2607:f220:0404:8104::0/64 ip6:2607:f220:402:1a01::0/64 \" \"ip4:63.150.153.0/28 ip4:63.236.109.192/28 ip4:63.236.97.64/27 ip4:66.77.66.64/26 ip4:63.236.105.192/28 ip4:63.236.106.128/27 ip4:68.177.111.128/26 ip4:156.40.79.128/25 ip4:165.112.194.0/25 \" \"ip6:2607:f220:041e:4260::41/64 ip6:2607:f220:041e:4260::42/64 ip6:2607:f220:041e:4260::15/64 ip6:2607:f220:041e:4260::16/64 ip6:2607:f220:41f:4260::132/64 include:nih.gov -all",
    "vulnerable_to_spoofing": false
  },
  "etag": null,
  "final_url": "https://ncbi.nlm.nih.gov/",
  "hosting_location": {
    "asn": 396982,
    "city": "Kansas City",
    "continent": "North America",
    "continent_code": "NA",
    "country": "United States",
    "country_code": "US",
    "currency": "USD",
    "ip": "34.107.134.59",
    "isp": "GOOGLE-CLOUD-PLATFORM",
    "latitude": 39.1027,
    "longitude": -94.5778,
    "lookup_status": "success",
    "provider": "geolocation.on200.com",
    "timezone": "America/Chicago"
  },
  "html": {
    "canonical_url": null,
    "external_domains": [
      "account.ncbi.nlm.nih.gov",
      "beta.ncbi.nlm.nih.gov",
      "blast.ncbi.nlm.nih.gov",
      "github.com",
      "ncbiinsights.ncbi.nlm.nih.gov",
      "pubchem.ncbi.nlm.nih.gov",
      "submit.ncbi.nlm.nih.gov",
      "support.nlm.nih.gov",
      "twitter.com",
      "www.facebook.com",
      "www.google.com",
      "www.hhs.gov",
      "www.linkedin.com",
      "www.ncbi.nlm.nih.gov",
      "www.nih.gov",
      "www.nlm.nih.gov",
      "www.usa.gov",
      "www.youtube.com"
    ],
    "external_link_count": 28,
    "external_script_count": 4,
    "form_count": 1,
    "forms": [
      {
        "action": "https://ncbi.nlm.nih.gov/gquery/",
        "control_count": 3,
        "has_csrf_like_field": false,
        "has_password_field": false,
        "method": "GET"
      }
    ],
    "h1_count": 1,
    "h1_text": [
      "Welcome to NCBI"
    ],
    "h2_count": 7,
    "h2_text": [
      "National Center for Biotechnology\n                                Information",
      "Submit",
      "Download",
      "Learn",
      "Develop",
      "Analyze",
      "Research"
    ],
    "h3_count": 1,
    "iframe_count": 0,
    "image_count": 10,
    "images_with_empty_alt": 6,
    "images_without_alt_attribute": 0,
    "internal_link_count": 42,
    "json_ld_blocks": 0,
    "link_count": 70,
    "meta_author": null,
    "meta_description": "",
    "meta_description_length": 0,
    "meta_generator": null,
    "meta_robots": null,
    "meta_viewport": null,
    "mixed_content_urls": [],
    "non_web_links_count": 0,
    "script_count": 7,
    "stylesheet_count": 5,
    "title": "National Center for Biotechnology Information",
    "title_length": 45
  },
  "http_status": 200,
  "ip_geolocation": {
    "asn": 396982,
    "city": "Kansas City",
    "code": "US",
    "continent": "North America",
    "continent_code": "NA",
    "country": "United States",
    "currency": "USD",
    "ip": "34.107.134.59",
    "isp": "GOOGLE-CLOUD-PLATFORM",
    "lat": 39.1027,
    "lon": -94.5778,
    "lookup_status": "success",
    "provider": "geolocation.on200.com",
    "tz": "America/Chicago"
  },
  "is_online_for_this_request": true,
  "last_modified": null,
  "missing_security_headers": [
    "x_content_type_options",
    "permissions_policy",
    "cross_origin_opener_policy",
    "cross_origin_resource_policy",
    "cross_origin_embedder_policy"
  ],
  "page_size_kb": 38.3,
  "powered_by": null,
  "protocol_readiness": {
    "http_version": "HTTP/1.1",
    "ipv6_supported": true
  },
  "redirect_chain": [],
  "redirect_count": 0,
  "requested_url": "https://ncbi.nlm.nih.gov/",
  "resolved_ips": {
    "ipv4": [
      "34.107.134.59"
    ],
    "ipv6": [
      "2600:1901:0:c831::"
    ]
  },
  "response_speed_ms": 39.74,
  "schema_version": 4,
  "scripts_sri_audit": [
    {
      "external": false,
      "has_sri": false,
      "src": "https://ncbi.nlm.nih.gov/core/jig/1.15.6/js/jig.min.js"
    },
    {
      "external": true,
      "has_sri": false,
      "src": "https://script.crazyegg.com/pages/scripts/0027/2050.js"
    },
    {
      "external": false,
      "has_sri": false,
      "src": "https://ncbi.nlm.nih.gov/portal/portal3rc.fcgi/rlib/js/InstrumentOmnitureBaseJS/InstrumentNCBIConfigJS/InstrumentNCBIBaseJS/InstrumentPageStarterJS.js?v=1"
    },
    {
      "external": false,
      "has_sri": false,
      "src": "https://ncbi.nlm.nih.gov/portal/portal3rc.fcgi/static/js/hfjs2.js"
    }
  ],
  "security_headers": {
    "content_security_policy": "upgrade-insecure-requests",
    "cross_origin_embedder_policy": null,
    "cross_origin_opener_policy": null,
    "cross_origin_resource_policy": null,
    "permissions_policy": null,
    "referrer_policy": "origin-when-cross-origin",
    "strict_transport_security": "max-age=31536000; includeSubDomains; preload",
    "x_content_type_options": null,
    "x_frame_options": "SAMEORIGIN"
  },
  "seo_findings": [
    "Missing meta description",
    "No canonical URL declared",
    "Missing viewport meta tag",
    "Missing OpenGraph social sharing image"
  ],
  "server_leaks_version": false,
  "server_software": "Apache",
  "social_open_graph": {
    "og_description": null,
    "og_image": null,
    "og_title": null,
    "twitter_card": null,
    "twitter_image": null
  },
  "technologies_detected": [],
  "tls": {
    "checked": true,
    "cipher": {
      "bits": 256,
      "name": "TLS_AES_256_GCM_SHA384",
      "protocol": "TLSv1.3"
    },
    "days_remaining": 152,
    "error": null,
    "expires_at": "Mar 14 16:31:19 2027 GMT",
    "hostname_and_chain_valid": true,
    "issuer": {
      "commonName": "GoDaddy TLS Intermediate CA DV - R1v1",
      "countryName": "US",
      "organizationName": "GoDaddy.com"
    },
    "not_before": "Aug 28 16:31:19 2026 GMT",
    "protocol": "TLSv1.3",
    "subject": {
      "commonName": "*.ncbi.nlm.nih.gov"
    },
    "subject_alt_names": [
      {
        "type": "DNS",
        "value": "*.ncbi.nlm.nih.gov"
      },
      {
        "type": "DNS",
        "value": "ncbi.nlm.nih.gov"
      }
    ]
  },
  "ttfb_rating": "Excellent (\u003c100ms)",
  "x_robots_tag": null
}