| step | query | auth | servers |
| 1 | 7.74.143.79.in-addr.arpa. | . | (i,j,l,k,a,f,m,b,c,e,g,h,d).root-servers.net. |
| 2 | 7.74.143.79.in-addr.arpa. | in-addr.arpa. | (c,e,a,d,b,f).in-addr-servers.arpa. |
| 3 | 7.74.143.79.in-addr.arpa. | 79.in-addr.arpa. | pri.authdns.ripe.net. tinnie.arin.net. sec3.apnic.net. sns-pb.isc.org. sec1.apnic.net. ns3.nic.fr. |
| 4 | 7.74.143.79.in-addr.arpa. | 74.143.79.in-addr.arpa. | (ns1,ns).telefonet.ru. |
We pick