| step | query | auth | servers |
| 1 | 55.215.46.193.in-addr.arpa. | . | (k,d,j,f,h,m,c,i,g,e,a,b,l).root-servers.net. |
| 2 | 55.215.46.193.in-addr.arpa. | in-addr.arpa. | (a,f,c,d,e,b).in-addr-servers.arpa. |
| 3 | 55.215.46.193.in-addr.arpa. | 193.in-addr.arpa. | sec1.apnic.net. sec3.apnic.net. ns3.nic.fr. tinnie.arin.net. pri.authdns.ripe.net. sns-pb.isc.org. |
| 4 | 55.215.46.193.in-addr.arpa. | 215.46.193.in-addr.arpa. | (ns3,ns1,ns2).key-systems.net. |
We pick