| step | query | auth | servers |
| 1 | 13.140.177.81.in-addr.arpa. | . | (g,m,a,b,k,i,l,f,e,c,j,h,d).root-servers.net. |
| 2 | 13.140.177.81.in-addr.arpa. | in-addr.arpa. | (b,f,c,e,a,d).in-addr-servers.arpa. |
| 3 | 13.140.177.81.in-addr.arpa. | 81.in-addr.arpa. | sec1.apnic.net. sns-pb.isc.org. pri.authdns.ripe.net. sec3.apnic.net. ns3.nic.fr. tinnie.arin.net. |
| 4 | 13.140.177.81.in-addr.arpa. | 177.81.in-addr.arpa. | ns2.rt-comm.ru. ns.rtcomm.ru. ns.rt-comm.ru. ns.ripe.net. ns2.rtcomm.ru. |
| 5 | 13.140.177.81.in-addr.arpa. | 140.177.81.in-addr.arpa. | (ns1,ns3,ns2).jino.ru. |
We pick