All of the Call of Duty games up to Modern Warfare 3, except Black Ops 1, are supported by GameQ as well. However, more recent Call of Duty games aren't supported.
And, it would appear the query protocol is a little bit different. Black Ops, for example, requires a password when querying, which makes testing impossible if you aren't running a server yourself.
Can anyone comment on how well this works with bungeecord servers? Want to buy but it needs to work with them, and they are handled differently than a average MC server.