| step | query | auth | servers |
| 1 | 136.128.251.213.in-addr.arpa. | . | (k,i,h,l,m,j,b,f,d,g,e,a,c).root-servers.net. |
| 2 | 136.128.251.213.in-addr.arpa. | in-addr.arpa. | (a,d,f,b,c,e).in-addr-servers.arpa. |
| 3 | 136.128.251.213.in-addr.arpa. | 213.in-addr.arpa. | tinnie.arin.net. sec3.apnic.net. sec1.apnic.net. ns3.nic.fr. sns-pb.isc.org. pri.authdns.ripe.net. |
| 4 | 136.128.251.213.in-addr.arpa. | 128.251.213.in-addr.arpa. | (dns,ns).ovh.net. |
We pick