| step | query | auth | servers |
| 1 | 44.185.50.120.in-addr.arpa. | . | (l,f,d,h,j,m,k,b,e,g,c,i,a).root-servers.net. |
| 2 | 44.185.50.120.in-addr.arpa. | in-addr.arpa. | (f,a,e,c,d,b).in-addr-servers.arpa. |
| 3 | 44.185.50.120.in-addr.arpa. | 120.in-addr.arpa. | ns4.apnic.net. tinnie.arin.net. apnic1.dnsnode.net. ns3.apnic.net. sec1.authdns.ripe.net. ns2.lacnic.net. ns1.apnic.net. |
| 4 | 44.185.50.120.in-addr.arpa. | 185.50.120.in-addr.arpa. | (ip1,ip2).kccvn.com. |
We pick