Toolkit
HTTP Status Checker
Quick reference for common HTTP status codes.
200OK
Standard success response.
201Created
Resource successfully created.
204No Content
Success but no response body.
301Moved Permanently
Resource moved to new URL.
302Found
Temporary redirect.
304Not Modified
Cached version is still valid.
400Bad Request
Server cannot process request.
401Unauthorized
Authentication required.
403Forbidden
Access denied.
404Not Found
Resource does not exist.
405Method Not Allowed
HTTP method not supported.
429Too Many Requests
Rate limit exceeded.
500Internal Server Error
Server encountered an error.
502Bad Gateway
Invalid response from upstream.
503Service Unavailable
Server temporarily down.
504Gateway Timeout
Upstream server timeout.
Frequently Asked Questions
What does 403 mean?
Forbidden – server refuses to authorize the request.
When is 204 used?
No Content – success but no body returned (common after DELETE).