| step | query | auth | servers |
| 1 | 10.9.160.202.in-addr.arpa. | . | (b,d,i,e,h,j,f,g,k,m,a,l,c).root-servers.net. |
| 2 | 10.9.160.202.in-addr.arpa. | in-addr.arpa. | (b,a,e,d,f,c).in-addr-servers.arpa. |
| 3 | 10.9.160.202.in-addr.arpa. | 202.in-addr.arpa. | ns3.apnic.net. apnic1.dnsnode.net. ns4.apnic.net. ns1.apnic.net. tinnie.arin.net. sec1.authdns.ripe.net. dns1.telstra.net. |
| 4 | 10.9.160.202.in-addr.arpa. | 9.160.202.in-addr.arpa. | (dns1-tl,jtb,dns2-tl,ns2).brunet.bn. |
We pick