We pick e.root-servers.net, one of the 13 root servers (1), and ask it about kemenag.go.id and learn that id is delegated to four name servers (2), so we ask ns1.id where we learn that go.id is delegated to seven name servers, including f.dns.id (3), so we ask that one and learn that kemenag.go.id is delegated to two name servers (4), so we ask dns.kemenag.go.id and get the following answer:
Kemenag.go.id is a domain controlled by two domain name servers at go.id. Two domain name servers have the same IP number. Incoming mail for kemenag.go.id is handled by one mail server also at go.id. Kemenag.go.id has one IP number (103.7.12.72), but the reverse is ?.