| step | query | auth | servers |
| 1 | 103.139.125.74.in-addr.arpa. | . | (h,b,a,j,f,i,k,c,e,m,l,g,d).root-servers.net. |
| 2 | 103.139.125.74.in-addr.arpa. | in-addr.arpa. | (d,a,f,b,e,c).in-addr-servers.arpa. |
| 3 | 103.139.125.74.in-addr.arpa. | 74.in-addr.arpa. | (t,v,r,y,u,w,x,z).arin.net. |
| 4 | 103.139.125.74.in-addr.arpa. | 125.74.in-addr.arpa. | (ns4,ns3,ns2,ns1).google.com. |
We pick