HTTP Status Codes Reference
Instant search and documentation lookup for HTTP request status codes and definitions.
Standard response for successful HTTP requests.
Request has been fulfilled, resulting in the creation of a new resource.
Server successfully processed the request, but is not returning any content.
This request and all future requests should be directed to the given URI.
Resource temporarily resides under a different URI.
Resource has not been modified since the version specified by the request headers.
Server cannot or will not process the request due to an apparent client error.
Authentication is required and has failed or has not yet been provided.
User does not have necessary permissions for the resource.
Requested resource could not be found but may be available in the future.
Request could not be processed because of conflict in the current state of the resource.
Request was well-formed but was unable to be followed due to semantic errors.
User has sent too many requests in a given amount of time (Rate limiting).
Generic error message given when an unexpected condition was encountered.
Server, while acting as a gateway, received an invalid response from upstream server.
Server cannot handle the request (overloaded or down for maintenance).
Server did not receive a timely response from the upstream server.