| step | query | auth | servers |
| 1 | 109.10.66.195.in-addr.arpa. | . | (m,e,i,f,h,d,g,c,k,a,l,j,b).root-servers.net. |
| 2 | 109.10.66.195.in-addr.arpa. | in-addr.arpa. | (b,d,e,a,c,f).in-addr-servers.arpa. |
| 3 | 109.10.66.195.in-addr.arpa. | 195.in-addr.arpa. | sns-pb.isc.org. ns3.nic.fr. sec3.apnic.net. sec1.apnic.net. pri.authdns.ripe.net. tinnie.arin.net. |
| 4 | 109.10.66.195.in-addr.arpa. | 10.66.195.in-addr.arpa. | (ns,ns2).palazzochigi.it. |
We pick