| step | query | auth | servers |
| 1 | 166.44.143.63.in-addr.arpa. | . | (l,a,d,j,f,m,i,h,b,k,c,e,g).root-servers.net. |
| 2 | 166.44.143.63.in-addr.arpa. | in-addr.arpa. | (e,a,b,d,c,f).in-addr-servers.arpa. |
| 3 | 166.44.143.63.in-addr.arpa. | 63.in-addr.arpa. | (y,z,t,v,r,u,x,w).arin.net. |
| 4 | 166.44.143.63.in-addr.arpa. | 44.143.63.in-addr.arpa. | (ns1,ns2).limestonenetworks.com. |
We pick