| step | query | auth | servers |
| 1 | 151.224.125.74.in-addr.arpa. | . | (m,c,e,i,d,b,k,f,g,h,a,l,j).root-servers.net. |
| 2 | 151.224.125.74.in-addr.arpa. | in-addr.arpa. | (a,f,c,e,d,b).in-addr-servers.arpa. |
| 3 | 151.224.125.74.in-addr.arpa. | 74.in-addr.arpa. | (v,y,u,t,z,r,x,w).arin.net. |
| 4 | 151.224.125.74.in-addr.arpa. | 125.74.in-addr.arpa. | (ns3,ns2,ns1,ns4).google.com. |
We pick