| step | query | auth | servers |
| 1 | 189.168.132.174.in-addr.arpa. | . | (d,a,b,g,i,m,e,f,k,j,c,l,h).root-servers.net. |
| 2 | 189.168.132.174.in-addr.arpa. | in-addr.arpa. | (d,c,e,a,b,f).in-addr-servers.arpa. |
| 3 | 189.168.132.174.in-addr.arpa. | 174.in-addr.arpa. | (r,t,z,y,w,u,x,v).arin.net. |
| 4 | 189.168.132.174.in-addr.arpa. | 132.174.in-addr.arpa. | (ns3,ns4).arpa.networklayer.com. |
We pick