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URL, HTTP & APIs

HTTP Status Code Reference

Search a status code by number (404) or phrase (not found, rate limit) for a plain-English meaning, when to use it, and practical notes. Runs entirely in your browser.

Runs in your browser 60+ codes

Search

code or keyword

Type a code (404), a class (4xx), a range (400-499) or a phrase (gateway timeout). Use ↑/↓ to move, Enter to open.

Results

0

Details

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How it works

Every response is described with its registered name, a short meaning, when to use it and practical notes. The full reference ships inside the page, so search and filtering happen locally and instantly — nothing you type is sent anywhere.

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