| step | query | auth | servers |
| 1 | 81.224.125.74.in-addr.arpa. | . | (m,l,a,i,b,h,c,f,g,k,d,e,j).root-servers.net. |
| 2 | 81.224.125.74.in-addr.arpa. | in-addr.arpa. | (f,c,b,d,a,e).in-addr-servers.arpa. |
| 3 | 81.224.125.74.in-addr.arpa. | 74.in-addr.arpa. | (v,x,u,z,t,w,r,y).arin.net. |
| 4 | 81.224.125.74.in-addr.arpa. | 125.74.in-addr.arpa. | (ns2,ns3,ns1,ns4).google.com. |
We pick