| step | query | auth | servers |
| 1 | 20.8.160.202.in-addr.arpa. | . | (a,b,j,h,g,k,i,c,f,d,l,e,m).root-servers.net. |
| 2 | 20.8.160.202.in-addr.arpa. | arpa. | (a,b,h,g,k,i,c,f,d,l,e,m).root-servers.net. |
| 3 | 20.8.160.202.in-addr.arpa. | in-addr.arpa. | (b,d,e,f,c,a).in-addr-servers.arpa. |
| 4 | 20.8.160.202.in-addr.arpa. | 202.in-addr.arpa. | ns3.apnic.net. tinnie.arin.net. ns4.apnic.net. apnic1.dnsnode.net. sec1.authdns.ripe.net. dns1.telstra.net. ns1.apnic.net. |
| 5 | 20.8.160.202.in-addr.arpa. | 8.160.202.in-addr.arpa. | (dns2-tl,ns2,dns1-tl,jtb).brunet.bn. |
We pick