HTTP Status Codes
Reference for all HTTP status codes
How to Use
1
Enter code
Type a status code number (like 404 or 500).
2
View meaning
See the official name and description.
3
Browse categories
Or browse by category (2xx, 3xx, 4xx, 5xx).
4
Learn usage
Read when and how to use each status code.
Frequently Asked Questions
What are HTTP status codes?
Three-digit codes that indicate the result of an HTTP request. 2xx=success, 3xx=redirect, 4xx=client error, 5xx=server error.
What is the difference between 401 and 403?
401 means not authenticated (no valid credentials). 403 means not authorized (authenticated but not permitted).
What is a 418 error?
I'm a teapot - an April Fools joke from 1998. Not used in practice but defined in RFC 2324.