How to Flush Local DNS Cache: Windows | Mac | Linux

Flushing your DNS cache on your local computer can ensure that you're pulling the most current version of a website. In this article, we will review the simplest methods to flush your DNS cache for various operating systems.

Windows 10

1. Right-click the Windows icon at the bottom left of the screen
2. Click "Run"
3. Enter in "cmd"
4. Once the Windows Command Prompt pops up, type in:
   • ipconfig /flushdns then hit ENTER on your keyboard
5. If done correctly, you'll see the following message:
   • Windows IP Configuration Successfully flushed the DNS Resolver Cach

Mac OS (Sonoma, Ventura, Monterey)

1. Open Finder
2. Hover over Go
3. Click on Utilities
4. Click on Terminal
   • A terminal (command prompt) window will open up

5. Within the command prompt, type in:

   • sudo dscacheutil -flushcache; sudo killall -HUP mDNSResponder, then hit ENTER on your keyboard

   Note: You may be asked to enter your password after executing the command

Linux

1. Open up a command terminal by holding down Ctrl, Alt, T

2. Depending on your Linux distro, type in the following commands:

   • Ubuntu: sudo systemd-resolve –flush-caches
   • NCSD: sudo /etc/init.d/nscd restart
   • Dnsmasq: sudo /etc/init.d/dnsmasq restart
   • BIND: sudo /etc/init.d/named restart

   Note: You may be asked to enter your password after executing the command