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Website evidence · pilot dataset

Does roblox.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 7 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 · Partial load
Page context
Page document
Scan time
2026-10-22T16:26:38.042254Z
Browser / scanner
156.0.8078.4 / 0.4

Captured titlePlay Free Online Games on Roblox - Sign Up to Play!

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.roblox.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.3 API entries

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

navigator.doNotTrack1 calls

Frame: https://www.roblox.com/

  • https://www.roblox.com/line 258 · col 29
navigator.platform3 calls

Frame: https://www.roblox.com/

  • https://js.rbxcdn.com/69792ba68738c4df0266885d6e3f59a121c1a727d1399b3fb83590023892b9b7-HeaderScripts.jsline 1 · col 3196
  • https://js.rbxcdn.com/69792ba68738c4df0266885d6e3f59a121c1a727d1399b3fb83590023892b9b7-HeaderScripts.jsline 1 · col 3271
  • https://js.rbxcdn.com/69792ba68738c4df0266885d6e3f59a121c1a727d1399b3fb83590023892b9b7-HeaderScripts.jsline 1 · col 3348
navigator.userAgent6 calls

Frame: https://www.roblox.com/

  • https://js.rbxcdn.com/50fc9b1cd8481cba36f39a8a3241048d.jsline 21 · col 3358
  • https://js.rbxcdn.com/69792ba68738c4df0266885d6e3f59a121c1a727d1399b3fb83590023892b9b7-HeaderScripts.jsline 1 · col 3425
  • https://js.rbxcdn.com/69792ba68738c4df0266885d6e3f59a121c1a727d1399b3fb83590023892b9b7-HeaderScripts.jsline 1 · col 3488
  • https://js.rbxcdn.com/fc00826f9e0f8fd2f6bfe2152fb652d4f73e1a12e1ad50ad234d2f60854a311c-Polyfill.jsline 1 · col 26754
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.

Static script signatures

  • https://js.rbxcdn.com/15d017a16565756ad25af08bc0a574244c4f6d5035a40b3ede8b5e47f9bd7415-CoreUtilities.jsArkose Labs · 0 API patterns
  • https://js.rbxcdn.com/8e79851738baf4a99514ce726568faa52a0155d6298e0ed7521a210bde79c688-CaptchaCore.jsArkose Labs, reCAPTCHA · 1 API patterns
  • https://js.rbxcdn.com/95aad7f7b1cdec3dc13afca4629d0d47d8fb30a40e4210acaca32664fe47b9ba-RealTime.jsArkose Labs · 0 API patterns
Network and worker observations 143 requests
Captured scripts
25
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

  • css.rbxcdn.com
  • js.rbxcdn.com
Other recorded API calls 1
  • document.cookie.read6 calls
Source record and integrity
Original source
results/headful/roblox-com-20261022T162638.json
Original file SHA-256
e651b3f7d2612732b636d66dfb8230edcd37c0f9d7c58d6a077edec38bec67dd

Run ID: headful-e651b3f7d261. The JSON contains sanitized observations, not the original private scan payload.

Other scan attempts (2)

Visitor setup

Navigation failed

Navigation failed

Canvas: UnmeasuredWebGL: UnmeasuredAudio: UnmeasuredFonts: UnmeasuredDevice: Unmeasured
Measurement
Navigation failed
Page context
Page not measured
Scan time
2026-10-19T01:31:15.575001Z
Browser / scanner
156.0.8078.4 / 0.3
Navigation failed — no usable scan result

Navigation or page loading failed in this browser setup. The record does not establish why it failed.

Source record and integrity
Original source
results/headful/roblox-com-20261019T013115.json
Original file SHA-256
cf60e2420f4aeb3f2ac796ae10bc4379e04e264d3fb48dad66f103149ad97056

Run ID: headful-cf60e2420f4a. 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
2026-10-22T16:26:36.964278Z
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/roblox-com-20261022T162636.json
Original file SHA-256
71b655d5dafe133f53f4ce1b917ef69da6cccf5e49a3084145612029983972dd

Run ID: headful-71b655d5dafe. 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
2026-10-22T23:58:47.369223Z
Browser / scanner
156.0.8078.4 / 0.4

Captured titlePlay Free Online Games on Roblox - Sign Up to Play!

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.roblox.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.1 API entries

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

navigator.doNotTrack1 calls

Frame: https://www.roblox.com/

  • https://www.roblox.com/line 257 · col 29
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 475 requests
Captured scripts
1
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

  • css.rbxcdn.com
  • js.rbxcdn.com
Source record and integrity
Original source
results/headless/roblox-com-20261022T235847.json
Original file SHA-256
36ce961b60e2bf47d8a83f9dc8c09693e357842194547bcdcf565ace64fd293b

Run ID: research-36ce961b60e2. The JSON contains sanitized observations, not the original private scan payload.

Other scan attempts (3)

Research setup

Navigation failed

Navigation failed

Canvas: UnmeasuredWebGL: UnmeasuredAudio: UnmeasuredFonts: UnmeasuredDevice: Unmeasured
Measurement
Navigation failed
Page context
Page not measured
Scan time
2026-10-19T01:23:20.737189Z
Browser / scanner
156.0.8078.4 / 0.3
Navigation failed — no usable scan result

Navigation or page loading failed in this browser setup. The record does not establish why it failed.

Source record and integrity
Original source
results/headless/roblox-com-20261019T012320.json
Original file SHA-256
0db69d3fd1123e8d8c7ddca9a31d46123c0b604bd9dfbb78433a78fe5d978daa

Run ID: research-0db69d3fd112. The JSON contains sanitized observations, not the original private scan payload.

Research setup

Navigation failed

Navigation failed

Canvas: UnmeasuredWebGL: UnmeasuredAudio: UnmeasuredFonts: UnmeasuredDevice: Unmeasured
Measurement
Navigation failed
Page context
Page not measured
Scan time
2026-10-22T18:54:05.162574Z
Browser / scanner
156.0.8078.4 / 0.4
Navigation failed — no usable scan result

Navigation or page loading failed in this browser setup. The record does not establish why it failed.

Source record and integrity
Original source
results/headless/roblox-com-20261022T185405.json
Original file SHA-256
11eebce71347da2d24df1d391a7c9d974b8bb742526523d5691587855e4e5bc8

Run ID: research-11eebce71347. The JSON contains sanitized observations, not the original private scan payload.

Research setup

Navigation failed

Navigation failed

Canvas: UnmeasuredWebGL: UnmeasuredAudio: UnmeasuredFonts: UnmeasuredDevice: Unmeasured
Measurement
Navigation failed
Page context
Page not measured
Scan time
2026-10-22T23:18:14.336924Z
Browser / scanner
156.0.8078.4 / 0.4
Navigation failed — no usable scan result

Navigation or page loading failed in this browser setup. The record does not establish why it failed.

Source record and integrity
Original source
results/headless/roblox-com-20261022T231814.json
Original file SHA-256
804f243338c626e02753790250613e1a53fe2ea26fef18574a5bf248b12f4195

Run ID: research-804f243338c6. 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 →