| step | query | auth | servers |
| 1 | 1.252.131.201.in-addr.arpa. | . | (a,m,c,f,b,l,k,d,i,h,j,g,e).root-servers.net. |
| 2 | 1.252.131.201.in-addr.arpa. | in-addr.arpa. | (c,b,e,f,a,d).in-addr-servers.arpa. |
| 3 | 1.252.131.201.in-addr.arpa. | 201.in-addr.arpa. | tinnie.arin.net. ns-lacnic.nic.mx. ns.lacnic.net. ns3.afrinic.net. sec1.authdns.ripe.net. sec3.apnic.net. ns2.lacnic.net. a.arpa.dns.br. |
| 4 | 1.252.131.201.in-addr.arpa. | 252.131.201.in-addr.arpa. | (c,m,x,o,i,e).mx-ns.mx. |
We pick