Network - How To Clear Your DNS Cache on macOS

Objective

Following these steps will clear the DNS cache on your macOS machine. This is a common troubleshooting step for various website issues.

Environment

macOS

Before You Begin

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Steps

  1. Open Terminal, either from Applications > Utilities or by searching in Spotlight
  2. In the terminal window that opens, run the following command:
    • sudo killall -HUP mDNSResponder
  3. OPTIONAL - Reboot your machine
  4. You're done! The DNS cache should now be cleared out.

Additional Info

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