| step | query | auth | servers |
| 1 | 27.79.194.173.in-addr.arpa. | . | (k,b,h,f,c,d,g,l,m,j,e,i,a).root-servers.net. |
| 2 | 27.79.194.173.in-addr.arpa. | in-addr.arpa. | (c,f,b,e,a,d).in-addr-servers.arpa. |
| 3 | 27.79.194.173.in-addr.arpa. | 173.in-addr.arpa. | (z,v,x,u,w,r,t,y).arin.net. |
| 4 | 27.79.194.173.in-addr.arpa. | 194.173.in-addr.arpa. | (ns1,ns2,ns4,ns3).google.com. |
We pick