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Reset dns cache PDF Print
This article descibes how to reset the local dns cache in Mac OSX

The dns cache commands are different in leopard than they are in previous versions. Both options are listed below.

Mac OS X : 10.4 (Tiger)

To update the local dns cache in Mac OSX simply enter the following command :

 

  • lookupd -flushcache
The above command needs to be run as root so if you aren't logged in as root you should enter the following command:
  • sudo lookupd -flushcache

Mac OS X : 10.5 (Leopard)

To update the local dns cache in Mac OSX simply enter the following command :

 

  • dscacheutil -flushcache
The above command needs to be run as root so if you aren't logged in as root you should enter the following command:
  • sudo dscacheutil -flushcache