created: 20150402085714716
creator: user
modified: 20150730144858928
modifier: user
tags: 
title: DNS flushing
type: text/vnd.tiddlywiki

; OS X El Capitan (10.11 - )
: `sudo dscacheutil -flushcache ; sudo killall -HUP mDNSResponder`

; OS X Yosemite (10.10.4 - )
: `sudo dscacheutil -flushcache ; sudo killall -HUP mDNSResponder`

; OS X Yosemite (10.10 - 10.10.3)
: `sudo discoveryutil mdnsflushcache ; sudo discoveryutil udnsflushcaches`

; OS X Mavericks (10.9)
: `sudo dscacheutil -flushcache ; sudo killall -HUP mDNSResponder`

; OS X Mountain Lion (10.8)
: `sudo killall -HUP mDNSResponder`

; OS X Lion (10.7)
: `sudo killall -HUP mDNSResponder`

; OS X Snow Leopard (10.6)
: `sudo dscacheutil -flushcache`

; OS X Leopard (10.5)
: `sudo dscacheutil -flushcache`

; OS X Tiger (10.4)
: `lookupd -flushcache`

; Windows
: `ipconfig /flushdns`

; Linux (depending on what you’re running)
: `/etc/init.d/named restart
/etc/init.d/nscd restart`