| step | query | auth | servers |
| 1 | 20.94.63.193.in-addr.arpa. | . | (j,f,k,g,l,c,i,h,a,m,e,d,b).root-servers.net. |
| 2 | 20.94.63.193.in-addr.arpa. | in-addr.arpa. | (b,c,d,e,a,f).in-addr-servers.arpa. |
| 3 | 20.94.63.193.in-addr.arpa. | 63.193.in-addr.arpa. | ns0-06.dns.pipex.net. ns4.ja.net. ns1-06.dns.pipex.net. ns0.ja.net. ns.ripe.net. |
| 4 | 20.94.63.193.in-addr.arpa. | 94.63.193.in-addr.arpa. | (ns1,ns0).ja.net. |
We pick