Web features explorer - Origin

Web features explorer

An Origin object represents an origin, as in a scheme, hostname, and port. You can use it to make same-site and same-origin comparisons.

Browser support

Chrome 145 Released on 2026-02-10
Chrome Android 145 Released on 2026-02-10
Edge 145 Released on 2026-02-14
Firefox Not supported Bugs: 2001139
Firefox for Android Not supported
Safari 26.5 Released on 2026-05-11
Safari on iOS 26.5 Released on 2026-05-11

Baseline availability blocked since May 2026 by Firefox (2 months)

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MDN documentation

No MDN documentation found. You can search for the feature on MDN. If you believe that MDN has no documentation about this feature, you can open an issue on MDN's GitHub repository.

Specifications

HTML (#the-origin-interface), from HTML Workstream (WHATWG).

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