Use this little website to test if a URL is setup correctly to work with CORS.
Shareable link: https://cors-test.codehappy.dev/?method=get&url=https%3A%2F%2Fwww.solidshift.nl%2Fwp-content%2Fuploads%2F2021%2F04%2Fexamplesub.srt
These are the response headers received when making the request.
access-control-allow-origin: *
cf-cache-status: DYNAMIC
cf-ray: 92a6d67dd3a86321-ORD
connection: keep-alive
date: Thu, 03 Apr 2025 07:26:28 GMT
etag: W/"9f0-5c05035c1f831-gzip"
last-modified: Mon, 19 Apr 2021 09:46:55 GMT
server: cloudflare
transfer-encoding: chunked
vary: User-Agent, accept-encoding
CORS tester was built by @mscccc. The code is available on GitHub. Sponsored by HTML/CSS to Image.