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HTTP Status Codes Reference

Provided byDevBoltdevbolt.dev

Complete reference of HTTP status codes with explanations, common causes, and use cases.

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About this tool

What HTTP Status Codes Reference does

The HTTP Status Codes Reference on DevBolt is a browser-based tool that provides a complete catalog of 63 standard HTTP status codes. Users can quickly find the meaning, common causes, and handling guidance for any code, from 1xx informational responses to 5xx server errors. The interface organizes codes into logical categories—informational, success, redirection, client error, and server error—allowing developers to understand typical response behavior and the conditions that trigger each status without leaving their device.

Step by step

How to use the DevBolt HTTP Status Codes Reference

  1. 1

    Open the HTTP Status Codes Reference on DevBolt

  2. 2

    Enter a numeric code or name in the search bar to locate a specific status

  3. 3

    View the category, meaning, common headers, and usage notes for the selected code

  4. 4

    Apply the handling guidance to troubleshoot API responses or web requests

Is it right for you

Best for

Developers and QA testers who need a quick, reliable reference for interpreting HTTP response codes during debugging or API integration work.

Limitations

  • No unit or protocol conversion features
  • Descriptions are general references, not specific to any single framework
  • Search functionality depends on exact code or name input
Questions

HTTP Status Codes Reference FAQ

Can I search for a status code by typing just the number range, like '4xx'?
The tool supports searching by numeric code or name; entering '429' returns that specific code, but browsing by category filter is required to see all 4xx codes at once.
Does the tool explain how to fix the error, or just describe it?
Each code includes common causes and handling guidance, but the advice is general and intended as a reference rather than a step-by-step troubleshooting guide.
Are the status codes limited to web browsers, or do they cover APIs too?
The reference covers all standard HTTP response codes applicable to both web traffic and API communications, with examples relevant to each context.
Is the information kept up to date with the latest HTTP standards?
The catalog includes the complete set of 63 standard codes organized by their official categories, reflecting the current HTTP specification.
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