303
See Other
Redirection (3xx)·RFC 9110
What 303 means
The response can be found at another URL, which should be retrieved with GET.
The classic POST/redirect/GET pattern uses 303 so a refresh does not re-submit the form.
Redirection (3xx)
Further action (usually a redirect) is needed to complete the request.
Other 3xx codes
FAQ — 303
What does HTTP 303 mean?
303 See Other: The response can be found at another URL, which should be retrieved with GET. The classic POST/redirect/GET pattern uses 303 so a refresh does not re-submit the form.
Which class does status code 303 belong to?
303 is a Redirection (3xx) code. Further action (usually a redirect) is needed to complete the request.
Where is the 303 code defined?
Status code 303 is defined in RFC 9110 and is part of the IANA HTTP Status Code Registry.