Limited Availability
Security
id: connection-allowlists
Connection allowlists
The
Connection-Allowlist HTTP response header limits which requests a page may initiate using fetch and other APIs.
Baseline Status:
This feature is currently Limited and is missing in at least one major browser engine.
Desktop Browser Engine Support
Google Chrome
152
Supported
Mozilla Firefox
—
Unsupported
Apple Safari
—
Unsupported
Microsoft Edge
152
Supported
Mobile Browser Engine Support
Chrome Android
152
Firefox Android
—
Safari iOS
—
Specifications and References