| step | query | auth | servers |
| 1 | 101.8.119.203.in-addr.arpa. | . | (k,d,g,f,c,i,m,a,e,l,j,h,b).root-servers.net. |
| 2 | 101.8.119.203.in-addr.arpa. | in-addr.arpa. | (c,e,f,b,d,a).in-addr-servers.arpa. |
| 3 | 101.8.119.203.in-addr.arpa. | 203.in-addr.arpa. | apnic1.dnsnode.net. dns1.telstra.net. ns4.apnic.net. tinnie.arin.net. sec1.authdns.ripe.net. ns1.apnic.net. ns3.apnic.net. |
| 4 | 101.8.119.203.in-addr.arpa. | 8.119.203.in-addr.arpa. | (f,d,c,b,e).dns-servers.vn. |
We pick