🔢
HTTP Status Codes Reference
Search and look up what every HTTP status code means (200, 301, 404, 500…).
Free · No sign-up · Updated August 2026
| Code | Meaning |
|---|---|
| 200 OK | The request succeeded. |
| 201 Created | The request succeeded and a new resource was created. |
| 204 No Content | Success, but there's no content to return. |
| 301 Moved Permanently | The resource has permanently moved to a new URL. |
| 302 Found | The resource is temporarily at a different URL. |
| 304 Not Modified | The cached version is still valid; use it. |
| 307 Temporary Redirect | Temporary redirect that preserves the method. |
| 308 Permanent Redirect | Permanent redirect that preserves the method. |
| 400 Bad Request | The server couldn't understand the request (bad syntax). |
| 401 Unauthorized | Authentication is required or has failed. |
| 403 Forbidden | You're authenticated but not allowed to access this. |
| 404 Not Found | The requested resource doesn't exist. |
| 405 Method Not Allowed | The HTTP method isn't supported for this resource. |
| 408 Request Timeout | The server timed out waiting for the request. |
| 409 Conflict | The request conflicts with the current state. |
| 410 Gone | The resource was permanently removed. |
| 418 I'm a teapot | An April Fools' joke code from RFC 2324. |
| 422 Unprocessable Entity | The request was well-formed but had semantic errors (validation). |
| 429 Too Many Requests | You've been rate-limited — slow down. |
| 500 Internal Server Error | A generic server-side error occurred. |
| 501 Not Implemented | The server doesn't support the functionality. |
| 502 Bad Gateway | An upstream server returned an invalid response. |
| 503 Service Unavailable | The server is overloaded or down for maintenance. |
| 504 Gateway Timeout | An upstream server didn't respond in time. |
A quick reference of common HTTP status codes: 2xx success, 3xx redirects, 4xx client errors, 5xx server errors.
🔒 This tool runs entirely in your browser. Your data is never uploaded.
Frequently asked questions
What do the code ranges mean?＋
2xx = success, 3xx = redirects, 4xx = client errors (your request), 5xx = server errors. Search any code for its exact meaning.
What's the difference between 401 and 403?＋
401 Unauthorized means you're not authenticated (missing or invalid credentials); 403 Forbidden means you're authenticated but not allowed to access it.