Clear DNS Cache

Follow the steps below using your operating system administrator account. You will need to enter commands on the command line, so it is very important to follow the instructions exactly. You must first disconnect from the vpn connection.

Windows 10

  1. Hold down the Windows key, and press the Xkey.
  2. Select Command Prompt (Admin).
  3. At the command prompt, type ipconfig/flushdns and press Enter.
  4. Type ipconfig /registerdns and press Enter.
  5. Type ipconfig /release and type Enter.
  6. Type ipconfig /renew and type Enter.
  7. Type netsh winsock reset and type Enter.
  8. Restart your computer.

Windows 8

  1. Go to your desktop.
  2. Hold down the Windows key, key and press the R key. (The Run dialog box appears.)
  3. Type cmd and type Enter (command prompt will appear after that).
  4. Type ipconfig /flushdns and type Enter.
  5. Type ipconfig /registerdns and type Enter.
  6. Type ipconfig /release and type Enter.
  7. Type ipconfig /renew and type Enter.
  8. Type netsh winsock reset and type Enter.
  9. Restart your computer.

Windows 7

  1. Hold down the Windows key , and press R key (this will launch the Run dialog box).
  2. Type cmd and type Enter (command prompt will appear after that).
  3. Type ipconfig /flushdns and type Enter.
  4. Type ipconfig /registerdns and type Enter.
  5. Type ipconfig /release and type Enter.
  6. Type ipconfig /renew and type Enter.
  7. Type netsh winsock reset and type Enter.
  8. Restart your computer.

Windows Vista

  1. Hold down the Windows key , and press R key. (The Run dialog box appears.)
  2. Type cmd and type Enter (command prompt will appear after that).
  3. Type ipconfig /flushdns and type Enter.
  4. Type ipconfig /registerdns and type Enter.
  5. Type ipconfig /release and type Enter.
  6. Type ipconfig /renew and type Enter.
  7. Type netsh winsock reset and type Enter.
  8. Restart your computer.

OS X Mountain Lion or Lion

To reset the DNS cache, run the following command in the Terminal program

sudo killall -HUP mDNSResponder

Mac OS X 10.6

To reset the DNS cache, run the following command in the Terminal program

sudo dscacheutil -flushcache