| step | query | auth | servers |
| 1 | 26.73.194.173.in-addr.arpa. | . | (f,c,j,m,e,b,d,g,i,a,h,l,k).root-servers.net. |
| 2 | 26.73.194.173.in-addr.arpa. | in-addr.arpa. | (d,f,c,e,b,a).in-addr-servers.arpa. |
| 3 | 26.73.194.173.in-addr.arpa. | 173.in-addr.arpa. | (w,z,y,t,r,x,u,v).arin.net. |
| 4 | 26.73.194.173.in-addr.arpa. | 194.173.in-addr.arpa. | (ns3,ns1,ns2,ns4).google.com. |
We pick