HTTP 103 Early Hints vs 208 Already Reported
HTTP 103 (Early Hints) is a 1xx Informational response, while 208 (Already Reported) is a 2xx Success 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, 208 means that used inside a DAV: propstat response element to avoid enumerating internal members of multiple bindings to the same collection repeatedly.
Description
Used to return some response headers before the final HTTP message. Allows the browser to start preloading resources while the server prepares the response.
When You See It
When a server wants the browser to start loading CSS/JS before the full response is ready.
How to Fix
No fix needed. This optimization helps speed up page loading.
Description
Used inside a DAV: propstat response element to avoid enumerating internal members of multiple bindings to the same collection repeatedly.
When You See It
In WebDAV responses to avoid duplicate listings.
How to Fix
No fix needed. This prevents redundant data in multi-status responses.
Key Differences
103 is a 1xx Informational response, while 208 is a 2xx Success response.
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.
HTTP 208: Used inside a DAV: propstat response element to avoid enumerating internal members of multiple bindings to the same collection repeatedly.
You encounter 103 when when a server wants the browser to start loading CSS/JS before the full response is ready.
You encounter 208 when in WebDAV responses to avoid duplicate listings.
When to Use Which
For 103 (Early Hints): No fix needed. This optimization helps speed up page loading. For 208 (Already Reported): No fix needed. This prevents redundant data in multi-status responses.