| step | query | auth | servers |
| 1 | 105.41.194.173.in-addr.arpa. | . | (c,f,g,i,l,b,d,j,h,m,k,a,e).root-servers.net. |
| 2 | 105.41.194.173.in-addr.arpa. | in-addr.arpa. | (e,d,a,f,b,c).in-addr-servers.arpa. |
| 3 | 105.41.194.173.in-addr.arpa. | 173.in-addr.arpa. | (z,x,t,y,u,w,v,r).arin.net. |
| 4 | 105.41.194.173.in-addr.arpa. | 194.173.in-addr.arpa. | (ns1,ns3,ns4,ns2).google.com. |
We pick