DNS delegation of 68.142.196 updated: May 23, 2013 7:06:28 PM
Delegation
step
query
auth
servers
1
196.142.68.in-addr.arpa.
.
(c,h,f,l,i,k,a,j,g,m,e,b,d).root-servers.net.
2
196.142.68.in-addr.arpa.
in-addr.arpa.
(c,e,d,a,b,f).in-addr-servers.arpa.
3
196.142.68.in-addr.arpa.
68.in-addr.arpa.
(t,r,x,z,u,w,y,v).arin.net.
4
196.142.68.in-addr.arpa.
196.142.68.in-addr.arpa.
(ns1,ns4,ns3,ns5,ns2).yahoo.com.
We pick c.root-servers.net, one of the 13 root servers (1), and ask it about 196.142.68.in-addr.arpa and learn that in-addr.arpa is delegated to six name servers (2), so we ask c.in-addr-servers.arpa where we learn that 68.in-addr.arpa is delegated to eight name servers, including t.arin.net (3), so we ask that one and learn that 196.142.68.in-addr.arpa is delegated to five name servers (4), so we ask ns1.yahoo.com and get the following answer: