| step | query | auth | servers |
| 1 | 85.79.194.173.in-addr.arpa. | . | (g,c,e,i,h,d,m,l,k,j,b,f,a).root-servers.net. |
| 2 | 85.79.194.173.in-addr.arpa. | in-addr.arpa. | (b,f,c,a,e,d).in-addr-servers.arpa. |
| 3 | 85.79.194.173.in-addr.arpa. | 173.in-addr.arpa. | (z,w,v,y,u,x,r,t).arin.net. |
| 4 | 85.79.194.173.in-addr.arpa. | 194.173.in-addr.arpa. | (ns2,ns4,ns1,ns3).google.com. |
We pick