| step | query | auth | servers |
| 1 | 100.124.30.202.in-addr.arpa. | . | (m,h,f,k,g,d,c,i,b,a,e,j,l).root-servers.net. |
| 2 | 100.124.30.202.in-addr.arpa. | in-addr.arpa. | (a,d,f,e,b,c).in-addr-servers.arpa. |
| 3 | 100.124.30.202.in-addr.arpa. | 202.in-addr.arpa. | ns4.apnic.net. apnic1.dnsnode.net. dns1.telstra.net. sec1.authdns.ripe.net. ns1.apnic.net. tinnie.arin.net. ns3.apnic.net. |
| 4 | 100.124.30.202.in-addr.arpa. | 30.202.in-addr.arpa. | (g,f,c,d,e,b).dns.kr. |
| 5 | 100.124.30.202.in-addr.arpa. | 124.30.202.in-addr.arpa. | (ns1,ns0).nida.or.kr. |
We pick