How can I find out all IP addresses of the official Avira update server?

In order to find out the correct IP addresses of all the official Avira update server, please open the Windows Command Prompt  and perform the following commands:


Use the following command for Avira Antivirus Premium and Avira Internet Security:


This will show you the exact IP addresses, which you should to whitelist in your firewall in order to ensure a smooth update.

Affected products

  • Avira Professional Security [Windows]
  • Avira Server Security [Windows]
  • Avira Exchange Security [Windows]
  • Avira Management Console [Windows]
  • Avira Antivirus Premium 2013 [Windows]
  • Avira Internet Security [Windows]
  • Avira Professional Security, Version 2012 [Windows]
  • Avira SmallBusiness Suite [Windows]
  • Avira Antivirus Premium, Version 2012 [Windows]
  • Avira Internet Security, Version 2012 [Windows]
  • Created : Monday, January 25, 2010
  • Last updated: Wednesday, February 18, 2015
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