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Determine the outbound IP addresses of your Azure App Service

Because some networks are locked down and only allow whitelisted IP addresses, I hear these questions a lot.

  • What is my Azure Web Apps outbound IP address?
  • What IP addresses do I need to whitelist?
Question 1

For an individual Azure Web App, you can simply go to the Properties of the application:

You can click the copy button to add them to your clipboard.

Question 2

If you need to whitelist a region, I first lookup to see what region it is currently deployed in. You can find this information from the Overview page of the application.

Microsoft provide a list of the Azure Data Center IP ranges in XML format

So download this file and search for your region and now you know what IP address to whitelist.