| step | query | auth | servers |
| 1 | 199.172.0.141.in-addr.arpa. | . | (i,j,m,b,l,d,g,e,f,c,k,h,a).root-servers.net. |
| 2 | 199.172.0.141.in-addr.arpa. | in-addr.arpa. | (e,a,d,c,b,f).in-addr-servers.arpa. |
| 3 | 199.172.0.141.in-addr.arpa. | 141.in-addr.arpa. | sec3.apnic.net. sns-pb.isc.org. ns3.nic.fr. tinnie.arin.net. pri.authdns.ripe.net. sec1.apnic.net. |
| 4 | 199.172.0.141.in-addr.arpa. | 172.0.141.in-addr.arpa. | (ns2,ns4,ns3,ns1).serverstack.com. |
We pick