The following instructions will flush the cache of your DNS resolver. This may be necessary if you are having DNS issues or you have reset your DNS configuration.

Windows 7

  1. Click the Start Menu.
  2. Go to All Programs.
  3. Choose Accessories and right-click Command Prompt.
  4. Choose Run as Administrator.
  5. Enter the following command followed by the enter button:
    ipconfig /flushdns

Windows 8 / Windows 10

  1. On Windows 8 press the Windows Keyor hover your mouse over the bottom left corner and click the Windows Icon. On Windows 10 click on the start button.
  2. Begin typing Command Prompt.
  3. Right-click the application and select Run as Administrator.
  4. Enter the following command followed by the enter button:
    ipconfig /flushdns

macOS

  1. Click the Terminalicon in the dock or in Finder under Application/Utilities/Terminal.
  2. Enter the following command followed by the enter button:
    sudo killall -HUP mDNSResponder

Linux

  1. Open a terminal window (gnome-terminal, konsole, xterm, etc).
  2. Enter the following command followed by the enter button:
    sudo /etc/init.d/nscd restart