| step | query | auth | servers |
| 1 | 197.172.0.141.in-addr.arpa. | . | (j,k,h,e,g,b,c,a,m,f,l,i,d).root-servers.net. |
| 2 | 197.172.0.141.in-addr.arpa. | in-addr.arpa. | (e,f,d,c,b,a).in-addr-servers.arpa. |
| 3 | 197.172.0.141.in-addr.arpa. | 141.in-addr.arpa. | sns-pb.isc.org. sec1.apnic.net. ns3.nic.fr. pri.authdns.ripe.net. tinnie.arin.net. sec3.apnic.net. |
| 4 | 197.172.0.141.in-addr.arpa. | 172.0.141.in-addr.arpa. | (ns2,ns1,ns3,ns4).serverstack.com. |
We pick