| step | query | auth | servers |
| 1 | 30.112.54.192.in-addr.arpa. | . | (c,a,d,l,j,b,g,m,i,h,f,k,e).root-servers.net. |
| 2 | 30.112.54.192.in-addr.arpa. | in-addr.arpa. | (e,f,d,b,a,c).in-addr-servers.arpa. |
| 3 | 30.112.54.192.in-addr.arpa. | 192.in-addr.arpa. | (t,y,u,z,v,r,x,w).arin.net. |
| 4 | 30.112.54.192.in-addr.arpa. | 112.54.192.in-addr.arpa. | (d2,e2,l2,c2).nstld.com. |
We pick