Web features explorer

Private click measurement

Limited availability

The attributionsourceid and attributiondestination attributes for <a> elements measure clicks across websites without associating a click to a specific session. Not to be confused with attribution reporting. Also known as PCM.

Browser support

  • Chrome Not supported
  • Chrome Android Not supported
  • Edge Not supported
  • Firefox Not supported Position: defer
  • Firefox for Android Not supported Position: defer
  • Safari 15.4 Released on 2022-03-14
  • Safari on iOS 15.4 Released on 2022-03-14
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MDN documentation

Specifications

Web Platform Tests (WPT)

View the latest WPT test results for this feature

View as JSON | Edit this feature | Report an issue | Web-features entry: source, dist