| step | query | auth | servers |
| 1 | 198.37.127.216.in-addr.arpa. | . | (g,l,k,j,h,b,f,c,i,d,m,e,a).root-servers.net. |
| 2 | 198.37.127.216.in-addr.arpa. | in-addr.arpa. | (a,f,c,e,b,d).in-addr-servers.arpa. |
| 3 | 198.37.127.216.in-addr.arpa. | 216.in-addr.arpa. | (z,y,r,v,x,t,w,u).arin.net. |
| 4 | 198.37.127.216.in-addr.arpa. | 37.127.216.in-addr.arpa. | (ns2,ns1).accretivetg.net. |
We pick