HTTP 200 OK vs 510 Not Extended
HTTP 200 (OK) is a 2xx Success response, while 510 (Not Extended) is a 5xx Server Error response. 200 indicates that the request succeeded. The meaning depends on the HTTP method: GET returns the resource, POST reports the action result, HEAD returns headers only. In contrast, 510 means that further extensions to the request are required for the server to fulfill it.
Description
The request succeeded. The meaning depends on the HTTP method: GET returns the resource, POST reports the action result, HEAD returns headers only.
When You See It
The most common HTTP response — indicates the request was processed successfully.
How to Fix
No fix needed. The request succeeded as expected.
Description
Further extensions to the request are required for the server to fulfill it.
When You See It
When an HTTP extension required by the server is not present in the request.
How to Fix
Add the required extension headers to your request.
Key Differences
200 is a 2xx Success response, while 510 is a 5xx Server Error response.
HTTP 200: The request succeeded. The meaning depends on the HTTP method: GET returns the resource, POST reports the action result, HEAD returns headers only.
HTTP 510: Further extensions to the request are required for the server to fulfill it.
You encounter 200 when the most common HTTP response — indicates the request was processed successfully.
You encounter 510 when when an HTTP extension required by the server is not present in the request.
When to Use Which
For 200 (OK): No fix needed. The request succeeded as expected. For 510 (Not Extended): Add the required extension headers to your request.