The 404 Error is a Not Found error message and is a HTTP standard response code indicative of that the client was able to communicate with the server, however the server could not uncover what was appealed.
404 errors should not be perplexed with “server not found” or related errors, in which a connection to the destination server could not be made at all. 404 errors signify that the demanded source possibly accessible again in the future.
The Error 404 “Page not found” is the error page showed whenever someone requests for a page that does simply not exist on your website. The reason for this is that there may be a linkage on your website that was erroneous or the page may have been recently removed from the website. When there is no web page to put on view, the web server sends a page that plainly says “404 Page not found”.
The 404 error message is an HTTP – Hypertext Transfer Protocol – standard status code. This “Not Found” response code signifies that even though the client could communicate to the server, the server could not locate what was requested or it was constructed not to carry out the request.
The 404 “Not Found” errors are not the same as the “Server Not Found” error that you perceive whenever a connection to the destination server could not be recognized in any way.
The World Wide Web Consortium (W3C) affirms that 404 Not Found should be applied in cases where the server is unsuccessful to establish the requested location and is unsure of its status. Whenever a page has been everlastingly removed, the status code used should be 410. But barely have we seen a 410 page. Instead, 404 Not Found page has develop into popular and the most commonly used error page.