301 vs 302 redirect referrer
Tags: http redirect http-status-code-301 http-status-code-302.301 redirects are cached indefinitely (at least by some browsers). This means, if you set up a 301, visit that page, you not only get redirected, but that redirection gets cached. The HTTP response status code 302 Found is a common way of performing URL redirection. An HTTP response with this status code will additionally provide a URL in the header field location.HTTP 301 - Permanent Redirect.