| step | query | auth | servers |
| 1 | 10.233.192.200.in-addr.arpa. | . | (k,e,f,h,m,c,a,j,i,b,g,l,d).root-servers.net. |
| 2 | 10.233.192.200.in-addr.arpa. | in-addr.arpa. | (e,d,f,b,a,c).in-addr-servers.arpa. |
| 3 | 10.233.192.200.in-addr.arpa. | 200.in-addr.arpa. | a.arpa.dns.br. tinnie.arin.net. ns-lacnic.nic.mx. ns3.afrinic.net. sec1.authdns.ripe.net. ns2.lacnic.net. ns.lacnic.net. sec3.apnic.net. |
| 4 | 10.233.192.200.in-addr.arpa. | 233.192.200.in-addr.arpa. | (d,b,c,a,e).dns.br. |
We pick