We pick j.root-servers.net, one of the 13 root servers (1), and ask it about ask.edu.kw and learn that kw is delegated to six name servers (2), so we ask kwns.kems.net where we learn that ask.edu.kw is delegated to three name servers, including ns2.fasttelco.net (3), so we ask that one and get the following answer:
Ask.edu.kw is a domain controlled by two domain name servers at edu.kw. We are missing the IP:s of one server: ns1.ask.edu.kw. Incoming mail for ask.edu.kw is handled by one mail server also at edu.kw.