You don't need those. There are online systems that lets you check those details at home (can't remember the name now) But https://matrix.itasoftware.com/searc

You don't need those. There are online systems that lets you check those details at home (can't remember the name now) But https://matrix.itasoftware.com/search https://matrix.itasoftware.com/search is a close second, if you know how to play around