en.wikiscan.org/utilisateur/TheMagikBOT
there's 4 of them looks like, best guess would be to download the database and cross reference that way. Don't have the space to do that right now.
besides looking at the source code for the bot might be more interesting to see if it has any backdoors
looks like the themagikbot is used for more than wikipedia, and shows up in the searches descriptions.