HTTP 203 Non-Authoritative Information vs 510 Not Extended
HTTP 203 (Non-Authoritative Information) is a 2xx Success response, while 510 (Not Extended) is a 5xx Server Error response. 203 indicates that the response payload has been modified by a transforming proxy from the origin server's 200 response. In contrast, 510 means that further extensions to the request are required for the server to fulfill it.
Descripción
The response payload has been modified by a transforming proxy from the origin server's 200 response.
Cuándo lo verás
When a proxy or CDN modifies the response body (e.g., adds headers, transforms content).
Cómo solucionarlo
Check if a proxy is modifying the response. Access the origin directly if you need the original content.
Descripción
Further extensions to the request are required for the server to fulfill it.
Cuándo lo verás
When an HTTP extension required by the server is not present in the request.
Cómo solucionarlo
Add the required extension headers to your request.
Diferencias clave
203 is a 2xx Success response, while 510 is a 5xx Server Error response.
HTTP 203: The response payload has been modified by a transforming proxy from the origin server's 200 response.
HTTP 510: Further extensions to the request are required for the server to fulfill it.
You encounter 203 when when a proxy or CDN modifies the response body (e.g., adds headers, transforms content).
You encounter 510 when when an HTTP extension required by the server is not present in the request.
Cuándo usar cada uno
For 203 (Non-Authoritative Information): Check if a proxy is modifying the response. Access the origin directly if you need the original content. For 510 (Not Extended): Add the required extension headers to your request.