HTTP 301 Moved Permanently
In short: The requested page has been moved permanently to a new address.
In more detail: The server answers with a redirect. Browsers and search engines remember the new address.
In Depth
Possible causes
- Page moved, domain changed, http switched to https.
- Old address redirected after a relaunch.
Solutions
- As a visitor: the browser follows automatically, no manual action is needed.
- As an operator: check the target address and avoid chains of several redirects.
- Clear the browser cache if an old redirect is stuck.