| step | query | auth | servers |
| 1 | 49.0.134.192.in-addr.arpa. | . | (h,b,i,e,c,f,m,d,l,a,k,j,g).root-servers.net. |
| 2 | 49.0.134.192.in-addr.arpa. | in-addr.arpa. | (c,e,f,b,d,a).in-addr-servers.arpa. |
| 3 | 49.0.134.192.in-addr.arpa. | 192.in-addr.arpa. | (v,t,u,z,w,y,x,dill).arin.net. |
| 4 | 49.0.134.192.in-addr.arpa. | 134.192.in-addr.arpa. | ns1.nic.fr. ns2.nic.fr. resone.univ-rennes1.fr. ns.ripe.net. ns3.nic.fr. |
We pick