Code 410 is more specific than 404 when a resource can't be found If the server knows, for a fact, that the resource is no longer available and no forwarding address is known, then 410 should be returned If the server does not have specific information about the resource, then 404 is returned 411 (Length Required) 404 (status code) Also see errors 404 is a frequentlyseen status code that tells a Web user that a requested page is "Not found" 404 and other status codes are part of the Web's Hypertext Transfer Protocol ( HTTP ), written in 1992 by the Web's inventor, Tim BernersLee He took many of the status codes from the earlier Internet protocol415 Unsupported Media Type;
Fixing A 404 Not Found Nginx Error Keycdn Support