| Number | Reason |
|---|---|
| 200 | OK |
| 201 | Created |
| 202 | Accepted |
| 204 | No content |
| 301 | Moved permanently |
| 302 | Moved temporarily |
| 304 | Not modified |
| 400 | Bad request |
| 401 | Unauthorized |
| 403 | Forbidden |
| 404 | Not found |
| 500 | Internal server error |
| 501 | Not implemented |
| 502 | Bad gateway |
| 503 | Service unavailable |
| 1xx | Informational (Not used, but reserved for future use.) |
| 2xx | Success |
| 3xx | Redirection (Further action needed to complete the request.) |
| 4xx | Client Error |
| 5xx | Server Error |