CORS Tester - HTTP Cross-Origin Resource Sharing Header Test

CORS Tester

Instantly test Cross-Origin Resource Sharing (CORS) headers for any API or website. Enter the target URL and the Origin to see if CORS is properly configured.

Target URL (to test)

The URL you want to test for CORS. Must start with http:// or https://.

Origin (your site)

The Origin header to send. Usually your website's URL.

HTTP Method

Your result will display here.