Developer

HTTP Status Code Lookup

Look up what any HTTP status code means.

Developer

Local only

Code or keyword (blank = all)

Everything stays in your browser

Your text is processed on your device — nothing is uploaded to a server.

How it works

Covers the registered codes in RFC 9110 and common extensions (429, 451…).

Good to know

How do I use it?

Enter your code or keyword (blank = all) and press “Look up”. Check the result, then copy or download it.

How does it work?

Covers the registered codes in RFC 9110 and common extensions (429, 451…).

Is my data uploaded?

No. Everything is processed in your browser and nothing is sent to a server. No account is needed.