| step | query | auth | servers |
| 1 | 250.94.132.64.in-addr.arpa. | . | (f,c,e,g,j,i,b,a,m,h,k,l,d).root-servers.net. |
| 2 | 250.94.132.64.in-addr.arpa. | in-addr.arpa. | (d,e,c,a,f,b).in-addr-servers.arpa. |
| 3 | 250.94.132.64.in-addr.arpa. | 64.in-addr.arpa. | (x,y,v,w,u,z,r,t).arin.net. |
| 4 | 250.94.132.64.in-addr.arpa. | 132.64.in-addr.arpa. | ns1.milw.twtelecom.net. ns1.orng.twtelecom.net. ns1.iplt.twtelecom.net. |
We pick