Most Popular HTTP Status codes that users often encounter during a google search and website navigation. Important HTTP Status Codes 200 Success (browsers page request made to server and the response from server are successful without any interruption. 301 site owner permanently directed the page to another location. 302 site owner temporarily redirected the page to another location. 307 Temporarily Redirect / Internal Redirect 404 Page Not Found 410 Gone 503 Service Unavailable