| step | query | auth | servers |
| 1 | 156.205.146.150.in-addr.arpa. | . | (i,m,h,c,k,a,j,b,e,l,d,g,f).root-servers.net. |
| 2 | 156.205.146.150.in-addr.arpa. | in-addr.arpa. | (f,e,b,a,d,c).in-addr-servers.arpa. |
| 3 | 156.205.146.150.in-addr.arpa. | 150.in-addr.arpa. | ns4.apnic.net. ns2.lacnic.net. ns3.apnic.net. sec1.authdns.ripe.net. tinnie.arin.net. apnic1.dnsnode.net. ns1.apnic.net. |
| 4 | 156.205.146.150.in-addr.arpa. | 146.150.in-addr.arpa. | dns.rm.cnr.it. dns2.rm.cnr.it. nameserver.cnr.it. |
| 5 | 156.205.146.150.in-addr.arpa. | 205.146.150.in-addr.arpa. | dns.cnr.it. dns.rm.cnr.it. nameserver.rm.cnr.it. |
We pick