WEBVTT

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What do website numbers such as 200 and 404 mean?

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An HTTP status code describes the server response to a request.

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Read the response category.
6 useful status-code basics.

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A request gets a response
The browser asks for a resource and receives a status.
Requested resource · Server response · Status code

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200 usually means success
The request succeeded; the returned content still needs checking.
Successful request · Returned content · Correct page

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301 means a permanent move
The response points towards another address.
Old address · Permanent redirect · New destination

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404 means not found
The server could not find the requested resource.
Missing resource · Possible old link · Useful recovery route

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500 means a server error
The server encountered a problem processing the request.
Server-side problem · Investigate the cause · Support contact

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Match the fix to the response
Match the fix to the actual response and customer impact.
Check the code · Review the page · Test the customer task

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Your checklist
A request gets a response · 200 usually means success · 301 means a permanent move · 404 means not found · 500 means a server error · Match the fix to the response

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Check the response as well as the visible page.
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