step, query, auth, servers. 1, d-net.ktb.co.id. . (d,l,b,h,j,k,g,c,e,a,m,i,f).root-servers.net. 2, d-net.ktb.co.id. id. c.dns.id. ns4.apnic.net. d.dns.id. e.dns.id. b.dns.id..