What do the HTTP status code ranges mean?

1xx: informational, 2xx: success, 3xx: redirects, 4xx: client errors, 5xx: server errors.

What is the difference between 301 and 302?

301 is a permanent redirect — browsers and search engines update their cache. 302 is temporary — they keep the original URL in cache.

What does a 429 status code mean?

Too Many Requests. The client has sent too many requests in a given time and has been rate-limited.

HTTP Status Codes

Look up HTTP status codes by number or keyword, with descriptions and common use cases.

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About HTTP Status Codes

Look up HTTP status codes by number or keyword, with descriptions and common use cases. Powered by JustUse.me — free, ad-free, and private. This tool runs entirely in your browser. Your files are never uploaded to any server.

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