ASKfm Guide For Law Enforcement March 18, 2019 20:39 Updated Please read our Guide for Law Enforcement. Related articles Can I see what my child is posting on ASKfm? How old does the user have to be to join ASKfm? Can I stop my child from receiving anonymous questions? What do I do if I’ve been phished or hacked? Can I use a tracker to reveal who sent me an anonymous question?