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.
Frequently Asked Questions (FAQ)
Which status codes are covered?
Every HTTP status code from 200 to 511, each with a plain-English meaning and a fix tip.
How do I find a code?
Type the code number in the search box or browse the codes grouped by category.
Who is this reference for?
Web developers, students and anyone debugging websites or APIs.
Is it free?
Yes, it is free with no signup.