| step | query | auth | servers |
| 1 | 101.139.125.74.in-addr.arpa. | . | (b,l,d,h,a,g,k,c,j,m,e,i,f).root-servers.net. |
| 2 | 101.139.125.74.in-addr.arpa. | in-addr.arpa. | (d,c,e,b,f,a).in-addr-servers.arpa. |
| 3 | 101.139.125.74.in-addr.arpa. | 74.in-addr.arpa. | (z,r,u,x,w,y,t,v).arin.net. |
| 4 | 101.139.125.74.in-addr.arpa. | 125.74.in-addr.arpa. | (ns4,ns1,ns3,ns2).google.com. |
We pick