| step | query | auth | servers |
| 1 | 142.67.147.200.in-addr.arpa. | . | (a,j,e,c,f,g,d,h,k,l,m,i,b).root-servers.net. |
| 2 | 142.67.147.200.in-addr.arpa. | in-addr.arpa. | (c,b,d,a,f,e).in-addr-servers.arpa. |
| 3 | 142.67.147.200.in-addr.arpa. | 200.in-addr.arpa. | ns3.afrinic.net. ns-lacnic.nic.mx. ns2.lacnic.net. sec1.authdns.ripe.net. a.arpa.dns.br. tinnie.arin.net. ns.lacnic.net. sec3.apnic.net. |
| 4 | 142.67.147.200.in-addr.arpa. | 67.147.200.in-addr.arpa. | (borges,eliot).uol.com.br. |
We pick