In Windows, we use
ipconfig /flushdns command to flush the system dns cache. In Ubuntu, there’s also a few commands that clean/flush dns cache. This tutorial shows how to flush dns cache on Ubuntu.
Open up a terminal window by press Ctrl+Alt+T.
- run this command to flush dns cache:
sudo /etc/init.d/dns-clean restart
sudo /etc/init.d/networking force-reload
- flush nscd dns cache:
sudo /etc/init.d/nscd restart
- flush dnsmasq dns cache:
sudo /etc/init.d/dnsmasq restart