HTTP Status Checker
Query the meaning of HTTP status codes
Check URL
Enter a URL to check its HTTP status
Common HTTP Status Codes
200
OK
Request succeeded
201
Created
Resource created
204
No Content
Success with no content
301
Moved Permanently
Permanent redirect
302
Found
Temporary redirect
304
Not Modified
Cached version is valid
400
Bad Request
Invalid request syntax
401
Unauthorized
Authentication required
403
Forbidden
Access denied
404
Not Found
Resource not found
429
Too Many Requests
Rate limit exceeded
500
Internal Server Error
Server error
502
Bad Gateway
Invalid upstream response
503
Service Unavailable
Server unavailable