| step | query | auth | servers |
| 1 | 157.215.119.146.in-addr.arpa. | . | (f,d,j,a,i,m,c,e,b,l,g,k,h).root-servers.net. |
| 2 | 157.215.119.146.in-addr.arpa. | in-addr.arpa. | (c,f,e,a,d,b).in-addr-servers.arpa. |
| 3 | 157.215.119.146.in-addr.arpa. | 146.in-addr.arpa. | (v,x,z,t,r,y,w,u).arin.net. |
| 4 | 157.215.119.146.in-addr.arpa. | 119.146.in-addr.arpa. | ns.ripe.net. ns-fi.elisa.net. ns-se.elisa.net. |
We pick