HTTP 103 Early Hints vs 505 HTTP Version Not Supported
HTTP 103 (Early Hints) is a 1xx Informational response, while 505 (HTTP Version Not Supported) is a 5xx Server 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, 505 means that the server does not support the HTTP version used in the request.
Descripción
Used to return some response headers before the final HTTP message. Allows the browser to start preloading resources while the server prepares the response.
Cuándo lo verás
When a server wants the browser to start loading CSS/JS before the full response is ready.
Cómo solucionarlo
No fix needed. This optimization helps speed up page loading.
Descripción
The server does not support the HTTP version used in the request.
Cuándo lo verás
When a client uses an HTTP version the server doesn't support.
Cómo solucionarlo
Use a supported HTTP version (typically HTTP/1.1 or HTTP/2).
Diferencias clave
103 is a 1xx Informational response, while 505 is a 5xx Server Error 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 505: The server does not support the HTTP version used in the request.
You encounter 103 when when a server wants the browser to start loading CSS/JS before the full response is ready.
You encounter 505 when when a client uses an HTTP version the server doesn't support.
Cuándo usar cada uno
For 103 (Early Hints): No fix needed. This optimization helps speed up page loading. For 505 (HTTP Version Not Supported): Use a supported HTTP version (typically HTTP/1.1 or HTTP/2).