| step | query | auth | servers |
| 1 | 28.238.113.74.in-addr.arpa. | . | (j,b,m,e,g,h,a,d,c,i,k,f,l).root-servers.net. |
| 2 | 28.238.113.74.in-addr.arpa. | in-addr.arpa. | (f,e,d,b,c,a).in-addr-servers.arpa. |
| 3 | 28.238.113.74.in-addr.arpa. | 74.in-addr.arpa. | (t,z,w,y,x,r,v,u).arin.net. |
| 4 | 28.238.113.74.in-addr.arpa. | 238.113.74.in-addr.arpa. | (ns1,ns2).iaccap.com. |
We pick