How To Grab Someone Ip-:
1) Firstly Go To This Link http://whatstheirip.com/
2) Type Your Email Address And Click Get Link
3) Now On The Second Page Copy The First Link
4) Now send that copied link to your friends from Facebook and Whatsapp.
5) When your friend, or anyone for that matter, clicks the link, a hidden script will email you their IP address and geo targeting location.
6) Now simply open the email and you will all get victim details, Enjoy... :D