| step | query | auth | servers |
| 1 | 202.1.6.198.in-addr.arpa. | . | (l,j,c,b,g,f,e,i,d,k,h,m,a).root-servers.net. |
| 2 | 202.1.6.198.in-addr.arpa. | in-addr.arpa. | (b,e,f,a,d,c).in-addr-servers.arpa. |
| 3 | 202.1.6.198.in-addr.arpa. | 198.in-addr.arpa. | (y,t,z,v,x,w,r,u).arin.net. |
| 4 | 202.1.6.198.in-addr.arpa. | 6.198.in-addr.arpa. | (auth51,auth03).ns.uu.net. |
We pick