You could have downloaded IP Display 1.0 for Mac from our application library for free. IP Display for Mac is included in Internet & Network Tools. This free Mac app is an intellectual property of BigPixel Software.
From the developer:
Displays your current external and internal IP addresses in a small floating window.
You may want to check out more software for Mac, such as My IP, IP Broadcaster or IP Scanner Home, which might be related to IP Display.
Network Tools
Network Tools