| step | query | auth | servers |
| 1 | 202.172.0.141.in-addr.arpa. | . | (d,i,m,l,c,g,f,a,k,b,e,j,h).root-servers.net. |
| 2 | 202.172.0.141.in-addr.arpa. | in-addr.arpa. | (d,b,c,a,e,f).in-addr-servers.arpa. |
| 3 | 202.172.0.141.in-addr.arpa. | 141.in-addr.arpa. | ns3.nic.fr. sns-pb.isc.org. tinnie.arin.net. sec1.apnic.net. pri.authdns.ripe.net. sec3.apnic.net. |
| 4 | 202.172.0.141.in-addr.arpa. | 172.0.141.in-addr.arpa. | (ns1,ns3,ns2,ns4).serverstack.com. |
We pick