HTTP Status Code Reference
Look up any HTTP status code from 100 to 511 and get a plain-English meaning plus a practical fix tip — search by number or keyword, or browse the 1xx to 5xx categories.
No status code found. Try a different search.
How to use
- Type a code (e.g. 500) or a word (e.g. "forbidden") in the search box above.
- Or filter by category button: 2xx, 4xx, etc.
- Click any code — the meaning and fix tip will open.
Tips
- 4xx codes mean the problem is on the visitor side; 5xx mean it is on the server side.
- Click a code to expand its meaning and fix tip.
- For moved pages, 301 is the SEO-friendly redirect.
- Use the search box for codes like 429 or words like forbidden.