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203

Non-Authoritative Information

Success
RFC 7231

The server is a transforming proxy (e.g. a Web accelerator) that received a 200 OK response to satisfy a previous request.

Detailed Information

The 203 status code indicates that the request has been successfully processed, but is not returning the entire resource representation so that other parties can use the same input data.

Common Examples

  • Web accelerators
  • Caching proxies
  • Data transformation services

Common Uses

  • Caching systems
  • Data transformation services
  • Web accelerators

Best Practices

  • Use when partial content is acceptable
  • Include ETag header for caching purposes
  • Consider using 204 No Content for more efficient responses

Additional Resources

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