| step | query | auth | servers |
| 1 | 170.223.43.202.in-addr.arpa. | . | (m,g,f,i,c,l,d,k,a,j,h,b,e).root-servers.net. |
| 2 | 170.223.43.202.in-addr.arpa. | in-addr.arpa. | (a,d,b,e,c,f).in-addr-servers.arpa. |
| 3 | 170.223.43.202.in-addr.arpa. | 202.in-addr.arpa. | ns1.apnic.net. ns3.apnic.net. ns4.apnic.net. sec1.authdns.ripe.net. apnic1.dnsnode.net. tinnie.arin.net. dns1.telstra.net. |
| 4 | 170.223.43.202.in-addr.arpa. | 223.43.202.in-addr.arpa. | (ns3,ns1,ns5,ns6,ns2,ns4).yahoo.com. |
We pick