Temporarily disable DNS caching on Win Vista and Win 7

  1. Press the Windows Key+R
  2. Type "cmd" (no quotes) into the box and press enter.
  3. In the terminal window that appears, type: net stop dnscache
  4. To re-enable DNS caching, type: net start dnscache


If you stop at step 3, it will disable DNS caching for the current session. The DNS cache will be re-enabled on the next system reboot or until you follow the instructions in step 4.

Please note that you need to be logged in as administrator. If you are not logged in as administrator, type:
cmd.exe in the search box found in the Start menu. Right click on the search result for cmd.exe and choose the option to "run as administrator." The terminal will appear and you can start from step 3 above.

Permanently disable DNS caching on Win Vista and Win 7
  1. Click the start button.
  2. Type services.msc in the search box.
  3. Click on services.msc in the search results.
  4. Scroll down until you see "DNS Client" in the "Name" column.
  5. Double click on "DNS Client."
  6. Click the Stop button.
  7. To re-enable DNS caching, you can click the Start button found by repeating steps 1-5.