| step | query | auth | servers |
| 1 | 19.88.55.65.in-addr.arpa. | . | (g,d,b,j,a,l,f,m,e,i,c,k,h).root-servers.net. |
| 2 | 19.88.55.65.in-addr.arpa. | in-addr.arpa. | (c,b,d,f,e,a).in-addr-servers.arpa. |
| 3 | 19.88.55.65.in-addr.arpa. | 65.in-addr.arpa. | (y,t,w,r,x,v,z,u).arin.net. |
| 4 | 19.88.55.65.in-addr.arpa. | 55.65.in-addr.arpa. | (ns5,ns4,ns3,ns2,ns1).msft.net. |
We pick