List of application servers (IP addresses)

This guide explains how to get a list of Post Affiliate Pro's server IP addresses so that you can whitelist them on your mail servers, 3rd party apps to receive postback from Post Affiliate Pro, etc.

Our cloud may occasionally change the number of application servers so it is not possible to give you a fixed list of IP addresses valid for years, but there is a way to find the exact list of all currently existing servers using online tools. The easiest way to get the most up to date list of our IP addresses is from the SPF (TXT DNS) record of your Post Affiliate Pro account. There are many tools available online to do so. In our example, we will use:


Open and enter your Post Affiliate Pro account URL - Mark "I'm not a robot" checkbox and click on the "Validate DNS" button:


That's all. Now scroll down to the bottom of the page where you can find the IP addresses of our application servers used to access external services from our cloud, as callbacks (postbacks) calls from plugins, SMTP servers, etc.