31 Jan Flush DNS on Mac – Command Line by kayals in MacintoshComments >sudo killall -HUP mDNSResponder; sleep 2; echo macOS DNS Cache Reset | say Adding “say” is optional Related posts:Getting strange characters when pasting into my iterm2 terminalCheckra1n 0.9.6 no longer will open on my macMac OS X: Using Wake-on-LAN ( WOL )