| step | query | auth | servers |
| 1 | 53.224.125.74.in-addr.arpa. | . | (l,h,e,g,k,d,i,m,c,j,f,a,b).root-servers.net. |
| 2 | 53.224.125.74.in-addr.arpa. | in-addr.arpa. | (b,d,c,f,e,a).in-addr-servers.arpa. |
| 3 | 53.224.125.74.in-addr.arpa. | 74.in-addr.arpa. | (t,w,z,y,x,r,v,u).arin.net. |
| 4 | 53.224.125.74.in-addr.arpa. | 125.74.in-addr.arpa. | (ns4,ns1,ns2,ns3).google.com. |
We pick