| step | query | auth | servers |
| 1 | 105.34.194.173.in-addr.arpa. | . | (l,d,m,k,e,g,j,f,b,c,i,h,a).root-servers.net. |
| 2 | 105.34.194.173.in-addr.arpa. | in-addr.arpa. | (b,c,f,d,e,a).in-addr-servers.arpa. |
| 3 | 105.34.194.173.in-addr.arpa. | 173.in-addr.arpa. | (r,u,t,v,z,w,x,y).arin.net. |
| 4 | 105.34.194.173.in-addr.arpa. | 194.173.in-addr.arpa. | (ns1,ns4,ns2,ns3).google.com. |
We pick