| step | query | auth | servers |
| 1 | 33.48.145.216.in-addr.arpa. | . | (h,j,f,a,k,c,l,i,b,m,g,e,d).root-servers.net. |
| 2 | 33.48.145.216.in-addr.arpa. | in-addr.arpa. | (d,a,b,f,e,c).in-addr-servers.arpa. |
| 3 | 33.48.145.216.in-addr.arpa. | 216.in-addr.arpa. | (v,w,r,x,y,t,z,u).arin.net. |
| 4 | 33.48.145.216.in-addr.arpa. | 48.145.216.in-addr.arpa. | (ns4,ns1,ns2,ns3,ns5).yahoo.com. |
We pick