If you are a network administrator, web developer, or Mac system administrator, you may have to flush the DNS cache macOS for several reass. Especially, if you want a name server to resolve correctly or change a DNS address to detect by your individual system.
In additi to the above reass, if you have modified the file / etc / hosts
and you need the changes to take effect less the restart of the Mac, then you may need to flush and reset DNS caches.
Despite the change, emptying the DNS cache remains a terminal drive in Yosemite, but there is a small difference depending the exact versi of the operating system you are using. You can delete DNS Unicast or DNS Multicast, or both. If you attempt to reset all DNS caches the Mac, you may need to remove both caches as an appropriate acti.
Empty DNS cache in macOS Sierra or macOS High Sierra
Clear DNS cache in macOS Sierra and macOS High Sierra, you must use a new command. Head to this quick guide to finding out how it’s de.
Clear DNS Cache in Mac OS X Yosemite or El Capitan
Starting from OS X 10.10.4, with the inclusi of 10.11, Apple has scrapped …