| step | query | auth | servers |
| 1 | 105.45.125.74.in-addr.arpa. | . | (j,d,a,b,h,l,m,g,k,f,e,c,i).root-servers.net. |
| 2 | 105.45.125.74.in-addr.arpa. | in-addr.arpa. | (f,e,b,a,d,c).in-addr-servers.arpa. |
| 3 | 105.45.125.74.in-addr.arpa. | 74.in-addr.arpa. | (r,x,t,w,v,z,u,y).arin.net. |
| 4 | 105.45.125.74.in-addr.arpa. | 125.74.in-addr.arpa. | (ns3,ns1,ns4,ns2).google.com. |
We pick