Look up a status, pick the right one for an API, or hit a live endpoint that actually returns it. Add ?code=418 to this URL and the response is that status — useful for curl, interceptors, and “what does my client do on 503?” Nothing here phones home except the Try it fetch to this same page.
Which class?
The server aborted because it detected an infinite loop while processing.
When to use
WebDAV bindings. A few gateways reuse it for redirect loops.
Don’t
Client-side redirect loops are not this.
Live URL
curl -i https://corecoding.com/utilities/http-status.php?code=508
No codes match.
Code use cases