| step | query | auth | servers |
| 1 | 78.225.125.74.in-addr.arpa. | . | (a,k,c,f,m,g,l,b,d,h,e,i,j).root-servers.net. |
| 2 | 78.225.125.74.in-addr.arpa. | in-addr.arpa. | (d,f,e,b,a,c).in-addr-servers.arpa. |
| 3 | 78.225.125.74.in-addr.arpa. | 74.in-addr.arpa. | (w,y,u,v,z,x,t,r).arin.net. |
| 4 | 78.225.125.74.in-addr.arpa. | 125.74.in-addr.arpa. | (ns2,ns4,ns1,ns3).google.com. |
We pick