| step | query | auth | servers |
| 1 | 66.225.125.74.in-addr.arpa. | . | (j,f,g,i,c,d,b,h,m,k,l,e,a).root-servers.net. |
| 2 | 66.225.125.74.in-addr.arpa. | in-addr.arpa. | (d,c,b,e,f,a).in-addr-servers.arpa. |
| 3 | 66.225.125.74.in-addr.arpa. | 74.in-addr.arpa. | (t,y,v,z,x,r,w,u).arin.net. |
| 4 | 66.225.125.74.in-addr.arpa. | 125.74.in-addr.arpa. | (ns2,ns1,ns4,ns3).google.com. |
We pick