| step | query | auth | servers |
| 1 | 85.137.125.74.in-addr.arpa. | . | (b,j,k,e,i,d,a,g,c,f,m,h,l).root-servers.net. |
| 2 | 85.137.125.74.in-addr.arpa. | in-addr.arpa. | (e,b,f,d,a,c).in-addr-servers.arpa. |
| 3 | 85.137.125.74.in-addr.arpa. | 74.in-addr.arpa. | (z,r,x,t,y,v,u,w).arin.net. |
| 4 | 85.137.125.74.in-addr.arpa. | 125.74.in-addr.arpa. | (ns4,ns2,ns3,ns1).google.com. |
We pick