| step | query | auth | servers |
| 1 | 71.37.194.173.in-addr.arpa. | . | (f,e,c,h,l,d,b,j,i,a,m,k,g).root-servers.net. |
| 2 | 71.37.194.173.in-addr.arpa. | in-addr.arpa. | (c,b,d,e,a,f).in-addr-servers.arpa. |
| 3 | 71.37.194.173.in-addr.arpa. | 173.in-addr.arpa. | (u,r,t,w,v,x,z,y).arin.net. |
| 4 | 71.37.194.173.in-addr.arpa. | 194.173.in-addr.arpa. | (ns3,ns4,ns1,ns2).google.com. |
We pick