Technology Tools for Ministry

Clearing Cache

How to clear DNS cache under Windows

  • Click on Start -> Run...
  • Enter the following in the Open: window that pops up: ipconfig /flushdns
  • Click OK

See http://www.tacktech.com/display.cfm?ttid=330 for more info.

How to clear DNS cache in OS X

  • Open a Terminal window
  • Type (for 10.4 Tiger): lookupd -flushcache
  • Type (for 10.5 Leopard): dscacheutil -flushcache
  • Hit <enter>

How to clear DNS cache in your router

To clear the DNS cache in your router, try power cycling it off and back on.

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