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How do I clear my computer's DNS cache?

Windows Vista To flush your DNS cache, you must be logged in as an Administrator.

1. Click Start, and in the search box enter 'cmd'. - If UAC is enabled on your computer, right click on cmd.exe, click 'Run as Administrator', then enter your Administrator login details. - If UAC is disabled, click on cmd.exe.
2. Enter 'ipconfig /flushdns'

Windows (all others)

1. Click Start, Run, and enter 'cmd'.
2. Enter 'ipconfig /flushdns'

Linux

1. In the terminal, enter '/etc/rc.d/init.d/nscd restart'

Mac

1. In the terminal, enter 'dscacheutil -flushcache'

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