The 1.2 version of MyIp for Mac was provided as a free download on our website. The actual developer of this software for Mac is Appocto. The application is included in Internet & Network Tools.
From the developer:
MyIP is a simple (but useless?) utility that shows you your current IP address, WAN address, router address, and your Primary DNS server address. Requirements
PPC, Mac OS X 10.1 or later
*Previously available here
You may want to check out more software for Mac, such as My IP or My IP Address, which might be related to MyIp.