Do 301 redirects get cached?

If you put a 301 redirect into operation, that redirect will be cached in the browser for any visitor’s on your site. You can’t clear the browser cache for your users, so if you need to change or undo a 301 redirect, the old redirect is still going to be in effect until their cache expires.

How long does Chrome cache a 301 redirect?

Reverse proxy responded with a HTTP 301 that will be cached indefinitely by the browser, unless dictated otherwise by the ‘Cache-Control’ header (30 days in this example response).

Does Chrome cache 301 redirect?

As you most likely known since you found this post, Google Chrome – just like most other browsers – implements the 301 redirect caching, meaning that it will often locally cache the HTTP 301 redirects for a given amount of time without asking the server another HTTP response for that same URL.

How do I clear 301 redirect cache in Chrome?

Go to chrome://net-internals. On the right of the top red status bar, click on the down arrow ▼ to open the drop-down menu, and under the “Tools” group, choose “Clear cache”. As of version 48, this was the only thing that worked for me to clear a cached 301.

When does a 301 redirect clear from the cache?

IE10 and Chrome 25 cache, but do not clear on browser restart, so when will they clear? In the absense of cache control directives that specify otherwise, a 301 redirect defaults to being cached without any expiry date. That is, it will remain cached for as long as the browser’s cache can accommodate it.

Is there a way to remove cache for redirects?

There is a very simple way to remove browser cache for http redirects e.g. 301, 307 etc. You can open network panel in developer console in chrome. Select the network call.

What does a 301 redirection mean in chrome?

302 – means that the resource is temporarily located somewhere else, and the client/browser should continue requesting the original URL. The 301 is a permanent redirection. Even if you remove the redirection from the server, your browser continuously redirects the resources to the new domain or HTTPS, because of the hard cache.

When does HTTP 301 cache poisoning take place?

HTTP 301 Cache Poisoning can only take place during time when non-TLS HTTP traffic can be intercepted by an attacker (e.g. on an insecure WIFI network). This attack works only for non-TLS URLS/resources that haven’t been previously cached by the browser.

Do 301 redirects get cached? If you put a 301 redirect into operation, that redirect will be cached in the browser for any visitor’s on your site. You can’t clear the browser cache for your users, so if you need to change or undo a 301 redirect, the old redirect is still going to be…