| step | query | auth | servers |
| 1 | 105.255.147.200.in-addr.arpa. | . | (a,m,g,b,e,h,f,k,j,c,i,l,d).root-servers.net. |
| 2 | 105.255.147.200.in-addr.arpa. | in-addr.arpa. | (d,e,f,c,a,b).in-addr-servers.arpa. |
| 3 | 105.255.147.200.in-addr.arpa. | 200.in-addr.arpa. | ns-lacnic.nic.mx. sec1.authdns.ripe.net. a.arpa.dns.br. tinnie.arin.net. sec3.apnic.net. ns2.lacnic.net. ns3.afrinic.net. ns.lacnic.net. |
| 4 | 105.255.147.200.in-addr.arpa. | 255.147.200.in-addr.arpa. | (borges,eliot).uol.com.br. |
We pick