Skip to main content

Website evidence · pilot dataset

Does glassdoor.com fingerprint you?

Browser signals observed; fingerprinting is unconfirmed.

Browser API activity met a monitored signal threshold in the latest measured scans. The activity alone does not establish a tracking purpose.

Open evidence JSON ↗

All 5 source records are included in the JSON. Scan timestamps and versions are shown as recorded. The tabs show the latest usable homepage measurement for each setup. Later failed attempts remain in the history. Scan scope and methodology ↗

Inside the scan

← All websites

Visitor setup

Signals observed

1 of 5 signal families observed

Canvas: Not observedWebGL: Not observedAudio: Not observedFonts: Not observedDevice: Observed
Measurement
Measured
Page context
Page document
Scan time
2026-10-22T14:52:40.476843Z
Browser / scanner
156.0.8078.4 / 0.4

Captured titleGlassdoor | Relevant Job Matches and Company Research

CanvasDraws text and reads canvas output.1 API entries

Observed requires a text-drawing API and a canvas readback API. Guide ↗

canvas.getContext4 calls

Frame: https://www.glassdoor.com/recruiter

  • Inline caller recorded
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0rdft_.8~38dc.jsline 5 · col 4922
WebGLQueries the graphics environment.0 API entries

Observed requires at least three distinct WebGL probing APIs. Guide ↗

No matching API call was captured.

AudioRenders or reads audio samples.0 API entries

Observed requires offline rendering, buffer reads, or analyser reads. Guide ↗

No matching API call was captured.

FontsMeasures text repeatedly.0 API entries

Observed requires at least ten text-measurement calls. Guide ↗

No matching API call was captured.

DeviceReads browser and display properties.9 API entries

Observed requires at least three distinct browser, screen, or window properties. Guide ↗

navigator.language1 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 50 · col 78106
navigator.languages4 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0eed3_.5y.wy9.jsline 1 · col 88368
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0eed3_.5y.wy9.jsline 1 · col 88389
navigator.maxTouchPoints2 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0.fhb48zkqrit.jsline 1 · col 1406
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/11-_7r2rw_etw.jsline 1 · col 2947
navigator.userAgent102 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/02.-zwuxyef3q.jsline 1 · col 3757
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/06nezudmzvkst.jsline 31 · col 7231
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 47 · col 8229
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 47 · col 8285
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 50 · col 77880
screen.availHeight4 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 50 · col 147878
screen.availWidth4 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 50 · col 147813
screen.height1 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 50 · col 76742
screen.width1 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 50 · col 76711
window.devicePixelRatio11 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 50 · col 76768
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 50 · col 148155
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0rdft_.8~38dc.jsline 1 · col 22146
Providers, script signatures, and DNS 0 provider labels

Provider labels and static signatures are scanner observations. A library-name match does not establish that its code executed.

No provider or DNS evidence in this record.

Network and worker observations 89 requests
Captured scripts
36
Instrumented frames
1
Google Ads observed
No
Transmission evidence
Not validated

Legacy transmission hints are excluded. A request after an API call does not establish that the extracted value was sent.

Third-party hosts

  • accounts.google.com
  • cdn.cookielaw.org
  • embed-ssl.wistia.com
  • google.com
  • www.datadoghq-browser-agent.com
Other recorded API calls 2
  • document.cookie.read106 calls
  • document.cookie.write29 calls
Source record and integrity
Original source
results/headful/glassdoor-com-20261022T145240.json
Original file SHA-256
0f42d37d79a904183016819e8ce0320f111e834f4c73e5dec9209b4c5fc54bf7

Run ID: headful-0f42d37d79a9. The JSON contains sanitized observations, not the original private scan payload.

Other scan attempts (2)

Visitor setup

Signals observed

1 of 5 signal families observed

Canvas: Not observedWebGL: Not observedAudio: Not observedFonts: Not observedDevice: Observed
Measurement
Measured
Page context
Page document
Scan time
2026-10-21T23:32:06.711154Z
Browser / scanner
156.0.8078.4 / 0.3

Captured titleGlassdoor | Relevant Job Matches and Company Research

CanvasDraws text and reads canvas output.1 API entries

Observed requires a text-drawing API and a canvas readback API. Guide ↗

canvas.getContext1 calls

Frame: https://www.glassdoor.com/recruiter

  • Inline caller recorded
WebGLQueries the graphics environment.0 API entries

Observed requires at least three distinct WebGL probing APIs. Guide ↗

No matching API call was captured.

AudioRenders or reads audio samples.0 API entries

Observed requires offline rendering, buffer reads, or analyser reads. Guide ↗

No matching API call was captured.

FontsMeasures text repeatedly.0 API entries

Observed requires at least ten text-measurement calls. Guide ↗

No matching API call was captured.

DeviceReads browser and display properties.8 API entries

Observed requires at least three distinct browser, screen, or window properties. Guide ↗

navigator.language1 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 50 · col 78106
navigator.languages712 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0eed3_.5y.wy9.jsline 1 · col 88368
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0eed3_.5y.wy9.jsline 1 · col 88389
navigator.userAgent14 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/02.-zwuxyef3q.jsline 1 · col 3757
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/06nezudmzvkst.jsline 31 · col 7231
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 47 · col 8229
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 47 · col 8285
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 50 · col 77880
screen.availHeight4 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 50 · col 147878
screen.availWidth4 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 50 · col 147813
screen.height1 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 50 · col 76742
screen.width1 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 50 · col 76711
window.devicePixelRatio5 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 50 · col 76768
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 50 · col 148155
Providers, script signatures, and DNS 0 provider labels

Provider labels and static signatures are scanner observations. A library-name match does not establish that its code executed.

No provider or DNS evidence in this record.

Network and worker observations 88 requests
Captured scripts
23
Instrumented frames
1
Google Ads observed
No
Transmission evidence
Not validated

Legacy transmission hints are excluded. A request after an API call does not establish that the extracted value was sent.

Third-party hosts

  • cdn.cookielaw.org
  • embed-ssl.wistia.com
  • www.datadoghq-browser-agent.com
Other recorded API calls 2
  • document.cookie.read795 calls
  • document.cookie.write27 calls
Source record and integrity
Original source
results/headful/glassdoor-com-20261021T233206.json
Original file SHA-256
1265c2a70c7035a157c5683d9cb0017912513db7f5fd72456b682b1c0ea8b9f7

Run ID: headful-1265c2a70c70. The JSON contains sanitized observations, not the original private scan payload.

Visitor setup

Scanner error

Scanner error

Canvas: UnmeasuredWebGL: UnmeasuredAudio: UnmeasuredFonts: UnmeasuredDevice: Unmeasured
Measurement
Scanner error
Page context
Page not measured
Scan time
2026-10-22T14:52:39.878574Z
Browser / scanner
156.0.8078.4 / 0.4
Scanner error — no usable scan result

The scanner crashed while collecting this page. No usable API results were saved for this setup. A fresh scan is needed; this is not a site-blocking verdict.

Source record and integrity
Original source
results/headful/glassdoor-com-20261022T145239.json
Original file SHA-256
b9afe59f764c4dc227dbed7d257d2aa2eb98c879fa6fab9fd0f7c37040607f1c

Run ID: headful-b9afe59f764c. The JSON contains sanitized observations, not the original private scan payload.

Research setup

Signals observed

1 of 5 signal families observed

Canvas: Not observedWebGL: Not observedAudio: Not observedFonts: Not observedDevice: Observed
Measurement
Measured
Page context
Page document
Scan time
2026-10-22T18:14:16.602820Z
Browser / scanner
156.0.8078.4 / 0.4

Captured titleGlassdoor | Relevant Job Matches and Company Research

CanvasDraws text and reads canvas output.1 API entries

Observed requires a text-drawing API and a canvas readback API. Guide ↗

canvas.getContext4 calls

Frame: https://www.glassdoor.com/recruiter

  • Inline caller recorded
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0rdft_.8~38dc.jsline 5 · col 4922
WebGLQueries the graphics environment.0 API entries

Observed requires at least three distinct WebGL probing APIs. Guide ↗

No matching API call was captured.

AudioRenders or reads audio samples.0 API entries

Observed requires offline rendering, buffer reads, or analyser reads. Guide ↗

No matching API call was captured.

FontsMeasures text repeatedly.0 API entries

Observed requires at least ten text-measurement calls. Guide ↗

No matching API call was captured.

DeviceReads browser and display properties.9 API entries

Observed requires at least three distinct browser, screen, or window properties. Guide ↗

navigator.language1 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/07xgbx6~xzc1g.jsline 50 · col 78106
navigator.languages4 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0xsg4q2dm6xhk.jsline 1 · col 80241
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0xsg4q2dm6xhk.jsline 1 · col 80262
navigator.maxTouchPoints2 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0.fhb48zkqrit.jsline 1 · col 1406
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/11-_7r2rw_etw.jsline 1 · col 2947
navigator.userAgent102 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/02.-zwuxyef3q.jsline 1 · col 3757
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/07xgbx6~xzc1g.jsline 47 · col 8229
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/07xgbx6~xzc1g.jsline 47 · col 8285
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/07xgbx6~xzc1g.jsline 50 · col 77880
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0ybki7k85l.9v.jsline 31 · col 7231
screen.availHeight4 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/07xgbx6~xzc1g.jsline 50 · col 147878
screen.availWidth4 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/07xgbx6~xzc1g.jsline 50 · col 147813
screen.height1 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/07xgbx6~xzc1g.jsline 50 · col 76742
screen.width1 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/07xgbx6~xzc1g.jsline 50 · col 76711
window.devicePixelRatio11 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/07xgbx6~xzc1g.jsline 50 · col 76768
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/07xgbx6~xzc1g.jsline 50 · col 148155
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0rdft_.8~38dc.jsline 1 · col 22146
Providers, script signatures, and DNS 0 provider labels

Provider labels and static signatures are scanner observations. A library-name match does not establish that its code executed.

No provider or DNS evidence in this record.

Network and worker observations 91 requests
Captured scripts
37
Instrumented frames
1
Google Ads observed
No
Transmission evidence
Not validated

Legacy transmission hints are excluded. A request after an API call does not establish that the extracted value was sent.

Third-party hosts

  • accounts.google.com
  • cdn.cookielaw.org
  • embed-ssl.wistia.com
  • google.com
  • www.datadoghq-browser-agent.com
Other recorded API calls 2
  • document.cookie.read106 calls
  • document.cookie.write29 calls
Source record and integrity
Original source
results/headless/glassdoor-com-20261022T181416.json
Original file SHA-256
a05e29f37e64fdd43901a4067642289a2b8c8f72a2c678ace8d3c0f2702a1860

Run ID: research-a05e29f37e64. The JSON contains sanitized observations, not the original private scan payload.

Other scan attempts (1)

Research setup

Signals observed

1 of 5 signal families observed

Canvas: Not observedWebGL: Not observedAudio: Not observedFonts: Not observedDevice: Observed
Measurement
Measured
Page context
Page document
Scan time
2026-10-21T22:13:44.503386Z
Browser / scanner
156.0.8078.4 / 0.3

Captured titleGlassdoor | Relevant Job Matches and Company Research

CanvasDraws text and reads canvas output.1 API entries

Observed requires a text-drawing API and a canvas readback API. Guide ↗

canvas.getContext1 calls

Frame: https://www.glassdoor.com/recruiter

  • Inline caller recorded
WebGLQueries the graphics environment.0 API entries

Observed requires at least three distinct WebGL probing APIs. Guide ↗

No matching API call was captured.

AudioRenders or reads audio samples.0 API entries

Observed requires offline rendering, buffer reads, or analyser reads. Guide ↗

No matching API call was captured.

FontsMeasures text repeatedly.0 API entries

Observed requires at least ten text-measurement calls. Guide ↗

No matching API call was captured.

DeviceReads browser and display properties.8 API entries

Observed requires at least three distinct browser, screen, or window properties. Guide ↗

navigator.language3 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.datadoghq-browser-agent.com/us1/v6/datadog-rum.jsline 1 · col 108323
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 50 · col 78106
navigator.languages6 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.datadoghq-browser-agent.com/us1/v6/datadog-rum.jsline 1 · col 108350
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0eed3_.5y.wy9.jsline 1 · col 88368
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0eed3_.5y.wy9.jsline 1 · col 88389
navigator.userAgent16 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/02.-zwuxyef3q.jsline 1 · col 3757
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/06nezudmzvkst.jsline 31 · col 7231
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 47 · col 8229
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 47 · col 8285
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 50 · col 77880
screen.availHeight4 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 50 · col 147878
screen.availWidth4 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 50 · col 147813
screen.height1 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 50 · col 76742
screen.width1 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 50 · col 76711
window.devicePixelRatio12 calls

Frame: https://www.glassdoor.com/recruiter

  • https://www.datadoghq-browser-agent.com/us1/v6/datadog-rum.jsline 1 · col 111651
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 50 · col 76768
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0l1tfvqdmv-i~.jsline 50 · col 148155
  • https://www.glassdoor.com/recruiter/assets/_next/static/chunks/0rdft_.8~38dc.jsline 1 · col 22146
Providers, script signatures, and DNS 0 provider labels

Provider labels and static signatures are scanner observations. A library-name match does not establish that its code executed.

No provider or DNS evidence in this record.

Network and worker observations 84 requests
Captured scripts
26
Instrumented frames
1
Google Ads observed
No
Transmission evidence
Not validated

Legacy transmission hints are excluded. A request after an API call does not establish that the extracted value was sent.

Third-party hosts

  • cdn.cookielaw.org
  • embed-ssl.wistia.com
  • www.datadoghq-browser-agent.com
Other recorded API calls 2
  • document.cookie.read98 calls
  • document.cookie.write31 calls
Source record and integrity
Original source
results/headless/glassdoor-com-20261021T221344.json
Original file SHA-256
efa4e89f3e5adda4b0c40f727fa45e72756f8467c51dac79f2acfa5143950ade

Run ID: research-efa4e89f3e5a. The JSON contains sanitized observations, not the original private scan payload.

Queries, request bodies, cookies, extracted values, raw errors, and session payloads are excluded before publication. The source digest identifies the original private record.

Read the sanitized JSON →