| step | query | auth | servers |
| 1 | 57.10.228.81.in-addr.arpa. | . | (k,b,g,f,e,j,c,a,l,d,m,i,h).root-servers.net. |
| 2 | 57.10.228.81.in-addr.arpa. | in-addr.arpa. | (b,d,c,e,a,f).in-addr-servers.arpa. |
| 3 | 57.10.228.81.in-addr.arpa. | 81.in-addr.arpa. | pri.authdns.ripe.net. ns3.nic.fr. sec1.apnic.net. sec3.apnic.net. tinnie.arin.net. sns-pb.isc.org. |
| 4 | 57.10.228.81.in-addr.arpa. | 228.81.in-addr.arpa. | dns1.telia.com. ns.ripe.net. dns2.telia.com. |
| 5 | 57.10.228.81.in-addr.arpa. | 10.228.81.in-addr.arpa. | (dns1,dns2).telia.com. |
We pick