This blog has been migrated between platforms a few times, so I may have broken some links.
If you don’t mind, please log an issue
with the URL you were trying to reach and where you found the URL. Thanks!
10.4.5 404 Not FoundThe server has not found anything matching the Request-URI. Noindication is given of whether the condition is temporary orpermanent. The 410 (Gone) status code SHOULD be used if the serverknows, through some internally configurable mechanism, that an oldresource is permanently unavailable and has no forwardingaddress. This status code is commonly used when the server does notwish to reveal exactly why the request has been refused, or when noother response is applicable.