{
  "schemaVersion": 3,
  "importerVersion": "404-observations-6",
  "redactions": [
    "Request URLs and bodies, cookies, extracted values and hashes, WebSocket payloads, push endpoints, raw errors, local paths, and unknown fields are omitted.",
    "Caller and frame URL queries, fragments, credentials, ports, and identifier-like path segments are omitted."
  ],
  "id": "mozilla-org",
  "domain": "mozilla.org",
  "url": "https://mozilla.org",
  "runs": [
    {
      "id": "headful-d6311192f77d",
      "mode": "headful",
      "modeInferred": false,
      "scannedAt": "2026-10-20T05:55:01.833306Z",
      "scannerVersion": "0.3",
      "browserVersion": "156.0.8078.4",
      "finalUrl": "https://www.mozilla.org/en-US/",
      "httpStatus": 200,
      "pageTitle": "Mozilla - Internet for people, not profit (US)",
      "pageState": "document",
      "measurementStatus": "ok",
      "finding": "signals",
      "signals": {
        "canvas": false,
        "webgl": false,
        "audio": false,
        "fonts": false,
        "device": true
      },
      "collectionCallers": [],
      "apiCalls": [
        {
          "api": "canvas.getContext",
          "count": 1,
          "callers": [
            {
              "url": "https://www.googletagmanager.com/gtag/js",
              "line": null,
              "column": null
            }
          ],
          "inlineCaller": false,
          "frame": null
        },
        {
          "api": "canvas.getContext",
          "count": 1,
          "callers": [],
          "inlineCaller": true,
          "frame": "https://gtm.mozilla.org/_/service_worker/6a60/sw_iframe.html"
        },
        {
          "api": "canvas.getContext",
          "count": 1,
          "callers": [],
          "inlineCaller": true,
          "frame": "https://www.mozilla.org/en-US/"
        },
        {
          "api": "document.cookie.read",
          "count": 40,
          "callers": [
            {
              "url": "https://www.googletagmanager.com/gtag/js",
              "line": null,
              "column": null
            },
            {
              "url": "https://www.googletagmanager.com/gtm.js",
              "line": null,
              "column": null
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 180
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 1113
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 1437
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/en-US/"
        },
        {
          "api": "document.cookie.write",
          "count": 14,
          "callers": [
            {
              "url": "https://www.googletagmanager.com/gtag/js",
              "line": null,
              "column": null
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 1387
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 1489
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/en-US/"
        },
        {
          "api": "navigator.doNotTrack",
          "count": 3,
          "callers": [
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 2021
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/en-US/"
        },
        {
          "api": "navigator.language",
          "count": 4,
          "callers": [
            {
              "url": "https://www.googletagmanager.com/gtag/js",
              "line": null,
              "column": null
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/en-US/"
        },
        {
          "api": "navigator.platform",
          "count": 1,
          "callers": [
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 3083
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/en-US/"
        },
        {
          "api": "navigator.userAgent",
          "count": 124,
          "callers": [
            {
              "url": "https://www.mozilla.org/media/js/lib.57070d33021c.js",
              "line": 2,
              "column": 12799
            },
            {
              "url": "https://www.mozilla.org/media/js/lib.57070d33021c.js",
              "line": 2,
              "column": 12912
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 2090
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 3107
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 4219
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/en-US/"
        },
        {
          "api": "screen.height",
          "count": 4,
          "callers": [
            {
              "url": "https://www.googletagmanager.com/gtag/js",
              "line": null,
              "column": null
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/en-US/"
        },
        {
          "api": "screen.width",
          "count": 4,
          "callers": [
            {
              "url": "https://www.googletagmanager.com/gtag/js",
              "line": null,
              "column": null
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/en-US/"
        }
      ],
      "evidenceSnippets": [],
      "transmission": [],
      "providers": [
        {
          "name": "Google Analytics",
          "hosts": [
            "www.google-analytics.com"
          ]
        },
        {
          "name": "Google Tag Manager",
          "hosts": [
            "www.googletagmanager.com"
          ]
        }
      ],
      "staticAnalysis": [],
      "cnameRecords": [],
      "serviceWorkers": [
        {
          "script": "https://gtm.mozilla.org/_/service_worker/6a60/sw.js",
          "scope": "https://gtm.mozilla.org/_/service_worker",
          "thirdPartyHosts": []
        }
      ],
      "thirdPartyHosts": [
        "www.google-analytics.com",
        "www.googletagmanager.com"
      ],
      "requestCount": 60,
      "scriptsCaptured": 13,
      "framesSeen": 3,
      "googleAdsObserved": false,
      "source": {
        "file": "results/headful/mozilla-org-20261020T055501.json",
        "sha256": "d6311192f77da492377f47ff7d77abaf461d08c3a9c7775aafa03f56c7fd9b7f"
      },
      "scanUrl": "https://mozilla.org",
      "supplementary": false,
      "partial": false,
      "navigationStatus": null
    },
    {
      "id": "headful-8f8800f2a350",
      "mode": "headful",
      "modeInferred": false,
      "scannedAt": "2026-10-22T15:10:16.894085Z",
      "scannerVersion": "0.4",
      "browserVersion": "156.0.8078.4",
      "scanUrl": "https://mozilla.org",
      "supplementary": false,
      "partial": false,
      "navigationStatus": "attempt_started",
      "finalUrl": null,
      "httpStatus": null,
      "pageTitle": null,
      "pageState": "unmeasured",
      "measurementStatus": "scanner_error",
      "finding": "unmeasured",
      "signals": {
        "canvas": null,
        "webgl": null,
        "audio": null,
        "fonts": null,
        "device": null
      },
      "collectionCallers": [],
      "apiCalls": [],
      "evidenceSnippets": [],
      "transmission": [],
      "providers": [],
      "staticAnalysis": [],
      "cnameRecords": [],
      "serviceWorkers": [],
      "thirdPartyHosts": [],
      "requestCount": 0,
      "scriptsCaptured": 0,
      "framesSeen": null,
      "googleAdsObserved": null,
      "source": {
        "file": "results/headful/mozilla-org-20261022T151016.json",
        "sha256": "8f8800f2a350590acd82fa3c0dc191edd6c98ca9fa3db13f438245c52d65fcc4"
      }
    },
    {
      "id": "headful-8c2a3c64b3f5",
      "mode": "headful",
      "modeInferred": false,
      "scannedAt": "2026-10-22T15:10:17.416275Z",
      "scannerVersion": "0.4",
      "browserVersion": "156.0.8078.4",
      "scanUrl": "https://mozilla.org",
      "supplementary": false,
      "partial": false,
      "navigationStatus": "domcontentloaded",
      "finalUrl": "https://www.mozilla.org/en-US/",
      "httpStatus": 200,
      "pageTitle": "Mozilla - Internet for people, not profit (US)",
      "pageState": "document",
      "measurementStatus": "ok",
      "finding": "signals",
      "signals": {
        "canvas": false,
        "webgl": false,
        "audio": false,
        "fonts": false,
        "device": true
      },
      "collectionCallers": [],
      "apiCalls": [
        {
          "api": "canvas.getContext",
          "count": 1,
          "callers": [],
          "inlineCaller": true,
          "frame": "https://www.mozilla.org/en-US/"
        },
        {
          "api": "document.cookie.read",
          "count": 11,
          "callers": [
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 180
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 1113
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 1437
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/en-US/"
        },
        {
          "api": "document.cookie.write",
          "count": 8,
          "callers": [
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 1387
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 1489
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/en-US/"
        },
        {
          "api": "navigator.doNotTrack",
          "count": 3,
          "callers": [
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 2021
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/en-US/"
        },
        {
          "api": "navigator.platform",
          "count": 1,
          "callers": [
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 3083
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/en-US/"
        },
        {
          "api": "navigator.userAgent",
          "count": 13,
          "callers": [
            {
              "url": "https://www.mozilla.org/media/js/lib.57070d33021c.js",
              "line": 2,
              "column": 12799
            },
            {
              "url": "https://www.mozilla.org/media/js/lib.57070d33021c.js",
              "line": 2,
              "column": 12912
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 2090
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 3107
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 4219
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/en-US/"
        }
      ],
      "evidenceSnippets": [],
      "transmission": [],
      "providers": [
        {
          "name": "Google Tag Manager",
          "hosts": [
            "www.googletagmanager.com"
          ]
        }
      ],
      "staticAnalysis": [],
      "cnameRecords": [],
      "serviceWorkers": [],
      "thirdPartyHosts": [
        "www.googletagmanager.com"
      ],
      "requestCount": 51,
      "scriptsCaptured": 10,
      "framesSeen": 1,
      "googleAdsObserved": false,
      "source": {
        "file": "results/headful/mozilla-org-20261022T151017.json",
        "sha256": "8c2a3c64b3f5460276e8758d310be402832d5921b86d886947d0c12116f225f2"
      }
    },
    {
      "id": "research-d9600f72b2d8",
      "mode": "research",
      "modeInferred": false,
      "scannedAt": "2026-10-20T05:37:53.818569Z",
      "scannerVersion": "0.3",
      "browserVersion": "156.0.8078.4",
      "finalUrl": "https://www.mozilla.org/",
      "httpStatus": 200,
      "pageTitle": "Internet for people, not profit — Mozilla Global",
      "pageState": "document",
      "measurementStatus": "ok",
      "finding": "signals",
      "signals": {
        "canvas": false,
        "webgl": false,
        "audio": false,
        "fonts": false,
        "device": true
      },
      "collectionCallers": [],
      "apiCalls": [
        {
          "api": "canvas.getContext",
          "count": 1,
          "callers": [
            {
              "url": "https://www.googletagmanager.com/gtag/js",
              "line": null,
              "column": null
            }
          ],
          "inlineCaller": false,
          "frame": null
        },
        {
          "api": "canvas.getContext",
          "count": 1,
          "callers": [],
          "inlineCaller": true,
          "frame": "https://gtm.mozilla.org/_/service_worker/6a60/sw_iframe.html"
        },
        {
          "api": "canvas.getContext",
          "count": 1,
          "callers": [],
          "inlineCaller": true,
          "frame": "https://www.mozilla.org/"
        },
        {
          "api": "document.cookie.read",
          "count": 40,
          "callers": [
            {
              "url": "https://www.googletagmanager.com/gtag/js",
              "line": null,
              "column": null
            },
            {
              "url": "https://www.googletagmanager.com/gtm.js",
              "line": null,
              "column": null
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 180
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 1113
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 1437
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/"
        },
        {
          "api": "document.cookie.write",
          "count": 14,
          "callers": [
            {
              "url": "https://www.googletagmanager.com/gtag/js",
              "line": null,
              "column": null
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 1387
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 1489
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/"
        },
        {
          "api": "navigator.doNotTrack",
          "count": 3,
          "callers": [
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 2021
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/"
        },
        {
          "api": "navigator.language",
          "count": 4,
          "callers": [
            {
              "url": "https://www.googletagmanager.com/gtag/js",
              "line": null,
              "column": null
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/"
        },
        {
          "api": "navigator.platform",
          "count": 1,
          "callers": [
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 3083
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/"
        },
        {
          "api": "navigator.userAgent",
          "count": 121,
          "callers": [
            {
              "url": "https://www.mozilla.org/media/js/lib.57070d33021c.js",
              "line": 2,
              "column": 12799
            },
            {
              "url": "https://www.mozilla.org/media/js/lib.57070d33021c.js",
              "line": 2,
              "column": 12912
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 2090
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 3107
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 4219
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/"
        },
        {
          "api": "screen.height",
          "count": 4,
          "callers": [
            {
              "url": "https://www.googletagmanager.com/gtag/js",
              "line": null,
              "column": null
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/"
        },
        {
          "api": "screen.width",
          "count": 4,
          "callers": [
            {
              "url": "https://www.googletagmanager.com/gtag/js",
              "line": null,
              "column": null
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/"
        }
      ],
      "evidenceSnippets": [],
      "transmission": [],
      "providers": [
        {
          "name": "Google Analytics",
          "hosts": [
            "www.google-analytics.com"
          ]
        },
        {
          "name": "Google Tag Manager",
          "hosts": [
            "www.googletagmanager.com"
          ]
        }
      ],
      "staticAnalysis": [],
      "cnameRecords": [],
      "serviceWorkers": [
        {
          "script": "https://gtm.mozilla.org/_/service_worker/6a60/sw.js",
          "scope": "https://gtm.mozilla.org/_/service_worker",
          "thirdPartyHosts": []
        }
      ],
      "thirdPartyHosts": [
        "www.google-analytics.com",
        "www.googletagmanager.com"
      ],
      "requestCount": 31,
      "scriptsCaptured": 11,
      "framesSeen": 3,
      "googleAdsObserved": false,
      "source": {
        "file": "results/headless/mozilla-org-20261020T053753.json",
        "sha256": "d9600f72b2d8bb3142e13f97ee1fab59cd941ddddd918926743998bd532a2fef"
      },
      "scanUrl": "https://mozilla.org",
      "supplementary": false,
      "partial": false,
      "navigationStatus": null
    },
    {
      "id": "research-a94dfd145298",
      "mode": "research",
      "modeInferred": false,
      "scannedAt": "2026-10-22T18:31:10.915609Z",
      "scannerVersion": "0.4",
      "browserVersion": "156.0.8078.4",
      "scanUrl": "https://mozilla.org",
      "supplementary": false,
      "partial": false,
      "navigationStatus": "domcontentloaded",
      "finalUrl": "https://www.mozilla.org/",
      "httpStatus": 200,
      "pageTitle": "Internet for people, not profit — Mozilla Global",
      "pageState": "document",
      "measurementStatus": "ok",
      "finding": "signals",
      "signals": {
        "canvas": false,
        "webgl": false,
        "audio": false,
        "fonts": false,
        "device": true
      },
      "collectionCallers": [],
      "apiCalls": [
        {
          "api": "canvas.getContext",
          "count": 1,
          "callers": [
            {
              "url": "https://www.googletagmanager.com/gtag/js",
              "line": null,
              "column": null
            }
          ],
          "inlineCaller": false,
          "frame": null
        },
        {
          "api": "canvas.getContext",
          "count": 1,
          "callers": [],
          "inlineCaller": true,
          "frame": "https://gtm.mozilla.org/_/service_worker/6al0/sw_iframe.html"
        },
        {
          "api": "canvas.getContext",
          "count": 1,
          "callers": [],
          "inlineCaller": true,
          "frame": "https://www.mozilla.org/"
        },
        {
          "api": "document.cookie.read",
          "count": 159,
          "callers": [
            {
              "url": "https://www.googletagmanager.com/gtag/js",
              "line": null,
              "column": null
            },
            {
              "url": "https://www.googletagmanager.com/gtm.js",
              "line": null,
              "column": null
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 180
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 1113
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 1437
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/"
        },
        {
          "api": "document.cookie.write",
          "count": 42,
          "callers": [
            {
              "url": "https://www.googletagmanager.com/gtag/js",
              "line": null,
              "column": null
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 1387
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 1489
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/"
        },
        {
          "api": "navigator.doNotTrack",
          "count": 3,
          "callers": [
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 2021
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/"
        },
        {
          "api": "navigator.language",
          "count": 18,
          "callers": [
            {
              "url": "https://www.googletagmanager.com/gtag/js",
              "line": null,
              "column": null
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/"
        },
        {
          "api": "navigator.platform",
          "count": 1,
          "callers": [
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 3083
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/"
        },
        {
          "api": "navigator.userAgent",
          "count": 191,
          "callers": [
            {
              "url": "https://www.mozilla.org/media/js/lib.57070d33021c.js",
              "line": 2,
              "column": 12799
            },
            {
              "url": "https://www.mozilla.org/media/js/lib.57070d33021c.js",
              "line": 2,
              "column": 12912
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 2090
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 3107
            },
            {
              "url": "https://www.mozilla.org/media/js/site.c6d6f1fa36a4.js",
              "line": 1,
              "column": 4219
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/"
        },
        {
          "api": "screen.height",
          "count": 18,
          "callers": [
            {
              "url": "https://www.googletagmanager.com/gtag/js",
              "line": null,
              "column": null
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/"
        },
        {
          "api": "screen.width",
          "count": 18,
          "callers": [
            {
              "url": "https://www.googletagmanager.com/gtag/js",
              "line": null,
              "column": null
            }
          ],
          "inlineCaller": false,
          "frame": "https://www.mozilla.org/"
        }
      ],
      "evidenceSnippets": [],
      "transmission": [],
      "providers": [
        {
          "name": "Google Analytics",
          "hosts": [
            "www.google-analytics.com"
          ]
        },
        {
          "name": "Google Tag Manager",
          "hosts": [
            "www.googletagmanager.com"
          ]
        }
      ],
      "staticAnalysis": [],
      "cnameRecords": [],
      "serviceWorkers": [
        {
          "script": "https://gtm.mozilla.org/_/service_worker/6al0/sw.js",
          "scope": "https://gtm.mozilla.org/_/service_worker",
          "thirdPartyHosts": []
        }
      ],
      "thirdPartyHosts": [
        "www.google-analytics.com",
        "www.googletagmanager.com"
      ],
      "requestCount": 34,
      "scriptsCaptured": 11,
      "framesSeen": 3,
      "googleAdsObserved": false,
      "source": {
        "file": "results/headless/mozilla-org-20261022T183110.json",
        "sha256": "a94dfd1452987431afafe744dba2409f31756d0c26d8b66824cb738949007293"
      }
    }
  ]
}
