How to view IP addresses and Usages in Plesk
1. Go to Tools & Utilities > IP Addresses (in the Resources group).
Your IP addresses are listed
2. The IP address, Subnet Mask and Interface columns show which IP addresses are on which network interfaces.
3. The Resellers column shows the number of user accounts who you assigned a given IP address. To view the users by names, click the respective number in the Resellers column.
4. The Domains column shows a number of websites hosted on an IP address. ToH view the domain names of these websites, click the respective number in the Domains column.
To update the list of IP addresses and their status, click Reread IP.