| step | query | auth | servers |
| 1 | 87.134.125.74.in-addr.arpa. | . | (k,j,d,h,b,l,g,e,i,a,f,m,c).root-servers.net. |
| 2 | 87.134.125.74.in-addr.arpa. | in-addr.arpa. | (b,f,a,c,e,d).in-addr-servers.arpa. |
| 3 | 87.134.125.74.in-addr.arpa. | 74.in-addr.arpa. | (z,w,x,v,t,r,y,u).arin.net. |
| 4 | 87.134.125.74.in-addr.arpa. | 125.74.in-addr.arpa. | (ns2,ns4,ns3,ns1).google.com. |
We pick