How to Retrieve Your Public IP Address Using Batch Scripting
This blog post could provide a step-by-step tutorial on how to use the batch script to retrieve your public IP address

Result
PS C:\Users\Dev\Desktop> .\GetMyIP.bat
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
100 55 0 55 0 0 137 0 --:--:-- --:--:-- --:--:-- 137
My IP address: 35.xxx.xxx.xxx
