Clear DNS cache in Linux/macOS & Win

How to clear the local DNS cache:

macOS Sierra 10.12.0
sudo dscacheutil -flushcache ; sudo killall -HUP mDNSResponder ; say cache flushed
OSX 10.11.0
sudo killall -HUP mDNSResponder
OSX 10.10.4
sudo killall -HUP mDNSResponder
OSX 10.10.0 – 10.10.3
sudo discoveryutil mdnsflushcache
OSX 10.9  – 10.8 – 10.7
sudo killall -HUP mDNSResponder
OSX 10.5 – 10.6
sudo dscacheutil -flushcache
Windows
ipconfig /flushdns
Linux (depending on what you’re running)
/etc/init.d/named restart
/etc/init.d/nscd restart

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