How to Flush DNS Cache on Ubuntu 13.04, 12.10

July 18, 2013 — 2 Comments

This simple tutorial will show you how to flush or clear your system’s DNS records on Ubuntu 13.04 Raring and 12.10 Quantal.

Objectives:

  • Flush DNS records on Ubuntu 13.04 or Ubuntu 12.10
  • Enjoy!

To get started, press Ctrl+Alt+T to open a terminal window.

Open Terminal to run commands

Then run command to flush dns:

sudo /etc/init.d/dns-clean restart

You can also use this command:

sudo /etc/init.d/networking force-reload

In addition, to flush nscd dns cache:

sudo /etc/init.d/nscd restart

To flush dnsmasq dns cache:

sudo /etc/init.d/dnsmasq restart

I'm a freelance blogger who started using Ubuntu 5+ years ago and who wishes to share my experiences and some useful tips with Ubuntu beginners and lovers. Please notify me if you find any typo/grammar/language mistakes. English is not my mother tongue. Contact me on Google Plus or email to ubuntuhandbook1@gmail.com

2 responses to How to Flush DNS Cache on Ubuntu 13.04, 12.10

  1. Using “service” command instead of “/etc/init-d/” is tidier. From man service: service runs a System V init script or upstart job in as predictable an environment as possible, removing most environment variables and with the current working directory set to /.

  2. Thank you ~~

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