| step | query | auth | servers |
| 1 | 36.155.45.72.in-addr.arpa. | . | (l,d,m,a,c,j,k,e,h,i,g,b,f).root-servers.net. |
| 2 | 36.155.45.72.in-addr.arpa. | in-addr.arpa. | (c,e,a,f,d,b).in-addr-servers.arpa. |
| 3 | 36.155.45.72.in-addr.arpa. | 72.in-addr.arpa. | (v,z,u,x,t,w,r,y).arin.net. |
| 4 | 36.155.45.72.in-addr.arpa. | 155.45.72.in-addr.arpa. | dns4.rr.com. ns1.biz.rr.com. ns2.biz.rr.com. |
We pick