How can I troubleshoot issues where Cloudflare isn't caching my S3 objects?

1) Check Cloudflare's cache status for the URL in question. 2) Verify your Page Rules are correctly configured and enabled. 3) Ensure your S3 objects have appropriate `Cache-Control` headers. 4) Examine Cloudflare's logs for any errors related to S3 requests. 5) Confirm that your S3 bucket policy allows Cloudflare's IP ranges to access the objects. 6) Temporarily disable Cloudflare to see if the issue persists directly from S3.