| step | query | auth | servers |
| 1 | 73.192.17.149.in-addr.arpa. | . | (h,l,c,a,b,i,m,k,e,j,d,f,g).root-servers.net. |
| 2 | 73.192.17.149.in-addr.arpa. | in-addr.arpa. | (c,a,b,f,e,d).in-addr-servers.arpa. |
| 3 | 73.192.17.149.in-addr.arpa. | 149.in-addr.arpa. | (r,t,v,u,z,y,w,x).arin.net. |
| 4 | 73.192.17.149.in-addr.arpa. | 17.149.in-addr.arpa. | (ns-west,ns-east).cerf.net. |
| 5 | 73.192.17.149.in-addr.arpa. | 192.17.149.in-addr.arpa. | ns1.yyz1.afilias-nst.info. ns1.mia1.afilias-nst.info. ns1.sea1.afilias-nst.info. ns1.ams1.afilias-nst.info. ns1.hkg1.afilias-nst.info. |
We pick