100100 Continue
The server has received the request headers and the client should proceed to send the request body.
408The server timed out waiting for the client to complete the request.
The client took too long to send the complete request. This can happen with slow network connections, large file uploads without proper chunking, or idle connections that exceeded the server's timeout threshold.
Retry the request. If uploading large files, implement chunked uploads. Increase the client-side timeout. Check your network connection speed and stability.
100The server has received the request headers and the client should proceed to send the request body.
206The server is delivering only part of the resource due to a Range header sent by the client.
501The server does not support the functionality required to fulfill the request.
404The server cannot find the requested resource. The URL may be incorrect or the resource may have been deleted.
431The server refuses the request because one or more header fields are too large.
103The server sends preliminary response headers to allow the client to start preloading resources before the final response.