| step | query | auth | servers |
| 1 | 48.137.32.70.in-addr.arpa. | . | (g,c,b,l,i,a,f,m,k,j,d,h,e).root-servers.net. |
| 2 | 48.137.32.70.in-addr.arpa. | in-addr.arpa. | (f,a,e,c,d,b).in-addr-servers.arpa. |
| 3 | 48.137.32.70.in-addr.arpa. | 70.in-addr.arpa. | (z,r,w,v,y,u,x,t).arin.net. |
| 4 | 48.137.32.70.in-addr.arpa. | 137.32.70.in-addr.arpa. | (ns4,ns1,ns2,ns3).google.com. |
We pick