| step | query | auth | servers |
| 1 | 99.45.125.74.in-addr.arpa. | . | (l,e,a,f,b,h,d,c,i,g,k,j,m).root-servers.net. |
| 2 | 99.45.125.74.in-addr.arpa. | in-addr.arpa. | (b,e,f,a,c,d).in-addr-servers.arpa. |
| 3 | 99.45.125.74.in-addr.arpa. | 74.in-addr.arpa. | (y,u,r,t,z,w,x,v).arin.net. |
| 4 | 99.45.125.74.in-addr.arpa. | 125.74.in-addr.arpa. | (ns1,ns3,ns2,ns4).google.com. |
We pick