Misdirected Request

Client Error

The request was directed at a server that is not able to produce a response

Used in HTTP/2 when server can't respond to request

How this status code appears in HTTP responses

HTTP Response Header

HTTP/1.1 421 Misdirected Request

cURL Example

curl -I https://example.com
# Returns: HTTP/1.1 421 Misdirected Request

This is a client error response indicating the request contains bad syntax or cannot be fulfilled.

Other codes in the same category

The server cannot process the request due to client error

Authentication is required and has failed or has not been provided

Reserved for future use in digital payment systems