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HTTP Status Codes
Reference guide for HTTP status codesHTTP Status Code Lookup
200success
OK
The request succeeded
201success
Created
The request succeeded and created a new resource
204success
No Content
Success but no content to return
301redirect
Moved Permanently
The URL has been permanently moved
302redirect
Found
Temporary redirect
304redirect
Not Modified
Cached version can be used
400client-error
Bad Request
The server cannot process the request
401client-error
Unauthorized
Authentication is required
403client-error
Forbidden
Access is denied
404client-error
Not Found
The requested resource was not found
429client-error
Too Many Requests
Rate limit exceeded
500server-error
Internal Server Error
The server encountered an error
502server-error
Bad Gateway
Invalid response from upstream server
503server-error
Service Unavailable
Server is temporarily unavailable
HTTP Status Codes
Quick reference for all HTTP status codes used in web development.
Categories:
- 1xx: Informational
- 2xx: Success
- 3xx: Redirection
- 4xx: Client Error
- 5xx: Server Error