| step | query | auth | servers |
| 1 | 210.78.223.193.in-addr.arpa. | . | (l,e,a,i,k,m,f,h,c,d,g,j,b).root-servers.net. |
| 2 | 210.78.223.193.in-addr.arpa. | in-addr.arpa. | (d,e,f,a,b,c).in-addr-servers.arpa. |
| 3 | 210.78.223.193.in-addr.arpa. | 193.in-addr.arpa. | ns3.nic.fr. pri.authdns.ripe.net. sec3.apnic.net. sns-pb.isc.org. tinnie.arin.net. sec1.apnic.net. |
| 4 | 210.78.223.193.in-addr.arpa. | 78.223.193.in-addr.arpa. | ns1.communitydns.net. ns9.inone.com. ns6.icb.co.uk. |
We pick