| step | query | auth | servers |
| 1 | 30.172.43.192.in-addr.arpa. | . | (a,m,h,e,b,j,d,l,c,i,k,g,f).root-servers.net. |
| 2 | 30.172.43.192.in-addr.arpa. | in-addr.arpa. | (b,f,c,a,e,d).in-addr-servers.arpa. |
| 3 | 30.172.43.192.in-addr.arpa. | 192.in-addr.arpa. | (z,t,w,u,x,y,r,v).arin.net. |
| 4 | 30.172.43.192.in-addr.arpa. | 172.43.192.in-addr.arpa. | (c2,l2,d2,e2).nstld.com. |
We pick