| step | query | auth | servers |
| 1 | 54.224.125.74.in-addr.arpa. | . | (j,l,a,f,e,b,h,d,k,c,m,g,i).root-servers.net. |
| 2 | 54.224.125.74.in-addr.arpa. | in-addr.arpa. | (c,f,e,a,b,d).in-addr-servers.arpa. |
| 3 | 54.224.125.74.in-addr.arpa. | 74.in-addr.arpa. | (z,u,y,x,w,t,v,r).arin.net. |
| 4 | 54.224.125.74.in-addr.arpa. | 125.74.in-addr.arpa. | (ns3,ns2,ns4,ns1).google.com. |
We pick