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Website evidence · pilot dataset

Does whatsapp.com fingerprint you?

No monitored fingerprinting signals observed in the latest measured scans.

No monitored signal family met its threshold in the latest measured scans. This limited visit does not establish that the site never fingerprints visitors. Earlier runs remain available below.

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

Not observed

0 of 5 signal families observed

Canvas: Not observedWebGL: Not observedAudio: Not observedFonts: Not observedDevice: Not observed
Measurement
Measured
Page context
Page document
Scan time
2026-10-22T17:09:49.973287Z
Browser / scanner
156.0.8078.4 / 0.4

Captured titleWhatsApp | Secure and Reliable Free Private Messaging and Calling

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.whatsapp.com/

  • 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.2 API entries

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

navigator.language2 calls

Frame: https://www.whatsapp.com/

  • https://static.whatsapp.net/rsrc.php/v4/yA/r/2DIDUjbJt84.jsline 49 · col 2238
navigator.userAgent4 calls

Frame: https://www.whatsapp.com/

  • https://static.whatsapp.net/rsrc.php/v4/yB/r/j6eVub_4HXn.jsline 37 · col 140
  • https://static.whatsapp.net/rsrc.php/v4/yB/r/j6eVub_4HXn.jsline 37 · col 175
  • https://static.whatsapp.net/rsrc.php/v4/yB/r/j6eVub_4HXn.jsline 286 · col 154
  • https://static.whatsapp.net/rsrc.php/v4/yB/r/j6eVub_4HXn.jsline 342 · col 1656
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 47 requests
Captured scripts
13
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

  • scontent.whatsapp.net
  • static.whatsapp.net
Source record and integrity
Original source
results/headful/whatsapp-com-20261022T170949.json
Original file SHA-256
53a14be84696aff2639bf3098e562bb5ae3c7c78b686f7ef0bf5dfc58980a1c9

Run ID: headful-53a14be84696. The JSON contains sanitized observations, not the original private scan payload.

Other scan attempts (1)

Visitor setup

Not observed

0 of 5 signal families observed

Canvas: Not observedWebGL: Not observedAudio: Not observedFonts: Not observedDevice: Not observed
Measurement
Measured
Page context
Page document
Scan time
2026-10-19T01:29:39.414569Z
Browser / scanner
156.0.8078.4 / 0.3

Captured titleWhatsApp | Secure and Reliable Free Private Messaging and Calling

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.whatsapp.com/

  • 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.2 API entries

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

navigator.language3 calls

Frame: https://www.whatsapp.com/

  • https://static.whatsapp.net/rsrc.php/v4/yA/r/2DIDUjbJt84.jsline 49 · col 2238
navigator.userAgent4 calls

Frame: https://www.whatsapp.com/

  • https://static.whatsapp.net/rsrc.php/v4/yS/r/jGJsW1yF_H8.jsline 37 · col 140
  • https://static.whatsapp.net/rsrc.php/v4/yS/r/jGJsW1yF_H8.jsline 37 · col 175
  • https://static.whatsapp.net/rsrc.php/v4/yS/r/jGJsW1yF_H8.jsline 286 · col 154
  • https://static.whatsapp.net/rsrc.php/v4/yS/r/jGJsW1yF_H8.jsline 340 · col 1656
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 45 requests
Captured scripts
16
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

  • scontent.whatsapp.net
  • static.whatsapp.net
Source record and integrity
Original source
results/headful/whatsapp-com-20261019T012939.json
Original file SHA-256
06b5a99e8b43ee1a8bd0aaebad824d4e228576c3a61a46a0bfc8a4c7a2687f75

Run ID: headful-06b5a99e8b43. The JSON contains sanitized observations, not the original private scan payload.

Research setup

Not observed

0 of 5 signal families observed

Canvas: Not observedWebGL: Not observedAudio: Not observedFonts: Not observedDevice: Not observed
Measurement
Measured · Partial load
Page context
Page document
Scan time
2026-10-22T19:25:45.056641Z
Browser / scanner
156.0.8078.4 / 0.4

Captured titleWhatsApp | Secure and Reliable Free Private Messaging and Calling

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.whatsapp.com/

  • 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.0 API entries

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

No matching API call was captured.

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 43 requests
Captured scripts
0
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

  • scontent.whatsapp.net
  • static.whatsapp.net
Source record and integrity
Original source
results/headless/whatsapp-com-20261022T192545.json
Original file SHA-256
2e210e14dfa1b49d6aa4f8ec90977ae6d454c15575aedddc4346469903487820

Run ID: research-2e210e14dfa1. The JSON contains sanitized observations, not the original private scan payload.

Other scan attempts (2)

Research setup

Not observed

0 of 5 signal families observed

Canvas: Not observedWebGL: Not observedAudio: Not observedFonts: Not observedDevice: Not observed
Measurement
Measured
Page context
Page document
Scan time
2026-10-19T01:22:03.356041Z
Browser / scanner
156.0.8078.4 / 0.3

Captured titleWhatsApp | Secure and Reliable Free Private Messaging and Calling

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.whatsapp.com/

  • 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.2 API entries

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

navigator.language3 calls

Frame: https://www.whatsapp.com/

  • https://static.whatsapp.net/rsrc.php/v4/yA/r/2DIDUjbJt84.jsline 49 · col 2238
navigator.userAgent4 calls

Frame: https://www.whatsapp.com/

  • https://static.whatsapp.net/rsrc.php/v4/yS/r/jGJsW1yF_H8.jsline 37 · col 140
  • https://static.whatsapp.net/rsrc.php/v4/yS/r/jGJsW1yF_H8.jsline 37 · col 175
  • https://static.whatsapp.net/rsrc.php/v4/yS/r/jGJsW1yF_H8.jsline 286 · col 154
  • https://static.whatsapp.net/rsrc.php/v4/yS/r/jGJsW1yF_H8.jsline 340 · col 1656
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 44 requests
Captured scripts
16
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

  • scontent.whatsapp.net
  • static.whatsapp.net
Source record and integrity
Original source
results/headless/whatsapp-com-20261019T012203.json
Original file SHA-256
8765410fa5f44dd05793d6f03cd1a680f9e3b2adb2075e03346fbe413c88fff4

Run ID: research-8765410fa5f4. The JSON contains sanitized observations, not the original private scan payload.

Research setup

Scanner error

Scanner error

Canvas: UnmeasuredWebGL: UnmeasuredAudio: UnmeasuredFonts: UnmeasuredDevice: Unmeasured
Measurement
Scanner error
Page context
Page not measured
Scan time
2026-10-22T19:25:44.968368Z
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/headless/whatsapp-com-20261022T192544.json
Original file SHA-256
54bd4fb239e5f8d70b68cdbc432b078ba360739f408057b1b9d0ee4713627c15

Run ID: research-54bd4fb239e5. 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 →