HTTP 303 See Other

HTTP 303 See Other indicates a redirection response outcome.

What this status code means

See Other describes how the server processed the request and what the client should do next.

Who should act first

Routing and canonicalization rules are usually responsible for behavior.

What to check first

Inspect Location header correctness.
Check redirect chain depth and loops.
Validate permanent vs temporary intent.

How it differs from similar codes

HTTP 302 Found — full guide
HTTP 304 Not Modified — full guide

Reference and next step

Specification: RFC 9110.

Read the full troubleshooting guide for HTTP 303 · Open the 3xx hub · Compare adjacent codes