| step | query | auth | servers |
| 1 | 245.190.138.193.in-addr.arpa. | . | (m,l,c,g,b,e,j,h,i,k,a,f,d).root-servers.net. |
| 2 | 245.190.138.193.in-addr.arpa. | in-addr.arpa. | (b,f,c,a,e,d).in-addr-servers.arpa. |
| 3 | 245.190.138.193.in-addr.arpa. | 193.in-addr.arpa. | sec3.apnic.net. tinnie.arin.net. sns-pb.isc.org. sec1.apnic.net. ns3.nic.fr. pri.authdns.ripe.net. |
| 4 | 245.190.138.193.in-addr.arpa. | 190.138.193.in-addr.arpa. | (ns2,ns).csc.lv. |
We pick