HTTP Status Codes — online
Reference guide for all HTTP status codes.
Continue
Server received request headers, client should proceed to send the body.
Switching Protocols
Server agrees to switch protocols per the client's Upgrade header.
OK
Request succeeded. The response body contains the result.
Created
Request succeeded and a new resource was created.
No Content
Request succeeded but no response body.
Partial Content
Partial resource returned (range requests).
Moved Permanently
Resource permanently moved to a new URL.
Found
Resource temporarily at a different URL.
Not Modified
Cached resource is still valid. Client should use cache.
Temporary Redirect
Redirect with same HTTP method.
Permanent Redirect
Permanent redirect preserving the HTTP method.
Bad Request
Server cannot process the request due to client error.
Unauthorized
Authentication required. Client must authenticate first.
Forbidden
Server understood request but refuses to authorize it.
Not Found
Resource not found at the given URL.
Method Not Allowed
HTTP method is not allowed for this resource.
Request Timeout
Server timed out waiting for request from client.
Conflict
Request conflicts with current state of the resource.
Gone
Resource permanently deleted and will not be available again.
Payload Too Large
Request body exceeds server's size limits.
URI Too Long
Request URI is too long for the server to process.
Unsupported Media Type
Request media type is not supported by the server.
Unprocessable Entity
Request is well-formed but contains semantic errors.
Too Many Requests
Client has sent too many requests (rate limiting).
Internal Server Error
Server encountered an unexpected condition.
Not Implemented
Server does not support the requested functionality.
Bad Gateway
Upstream server returned an invalid response.
Service Unavailable
Server temporarily unavailable (overloaded or down).
Gateway Timeout
Upstream server failed to respond in time.
How to use HTTP Status Codes
Enter or search a status code
Click the search bar at the top of the tool and type the HTTP status code number (e.g., 404, 500, 200). Alternatively, scroll through the categorized list organized by code ranges in the left sidebar.
Review the detailed status information
View the status code, official name, HTTP category, and plain-English meaning in the main results panel. Each entry displays the official RFC definition and common use cases.
Check related codes and solutions
Expand the 'Related Codes' section below to see similar status codes. Read the 'What It Means' and 'Common Causes' tabs to understand why this status code appears.
Copy or bookmark results
Click the 'Copy' button next to any code definition to copy to clipboard. Use the bookmark icon in the top-right corner to save frequently referenced codes to your browser.