| step | query | auth | servers |
| 1 | 2.65.217.212.in-addr.arpa. | . | (j,i,e,b,d,m,g,k,c,a,f,h,l).root-servers.net. |
| 2 | 2.65.217.212.in-addr.arpa. | in-addr.arpa. | (b,a,f,c,d,e).in-addr-servers.arpa. |
| 3 | 2.65.217.212.in-addr.arpa. | 212.in-addr.arpa. | sns-pb.isc.org. tinnie.arin.net. sec1.apnic.net. sec3.apnic.net. pri.authdns.ripe.net. ns3.nic.fr. |
| 4 | 2.65.217.212.in-addr.arpa. | 65.217.212.in-addr.arpa. | (ns1,ns2).wanadoo.ma. |
We pick