HTTP

HTTP 103 Early Hints vs 416 Range Not Satisfiable

HTTP 103 (Early Hints) is a 1xx Informational response, while 416 (Range Not Satisfiable) is a 4xx Client Error response. 103 indicates that used to return some response headers before the final HTTP message. Allows the browser to start preloading resources while the server prepares the response. In contrast, 416 means that the server cannot serve the requested byte range. The Range header value is outside the resource's size.

描述

Used to return some response headers before the final HTTP message. Allows the browser to start preloading resources while the server prepares the response.

何时出现

When a server wants the browser to start loading CSS/JS before the full response is ready.

如何修复

No fix needed. This optimization helps speed up page loading.

描述

The server cannot serve the requested byte range. The Range header value is outside the resource's size.

何时出现

When requesting a byte range beyond the file's actual size.

如何修复

Check the Content-Range in the response for the actual file size and adjust your Range header.

主要区别

1.

103 is a 1xx Informational response, while 416 is a 4xx Client Error response.

2.

HTTP 103: Used to return some response headers before the final HTTP message. Allows the browser to start preloading resources while the server prepares the response.

3.

HTTP 416: The server cannot serve the requested byte range. The Range header value is outside the resource's size.

4.

You encounter 103 when when a server wants the browser to start loading CSS/JS before the full response is ready.

5.

You encounter 416 when when requesting a byte range beyond the file's actual size.

何时使用哪个

For 103 (Early Hints): No fix needed. This optimization helps speed up page loading. For 416 (Range Not Satisfiable): Check the Content-Range in the response for the actual file size and adjust your Range header.

了解更多