DNS delegation of 142.196.63 updated: Jun 20, 2013 4:46:09 AM
Delegation
step
query
auth
servers
1
63.196.142.in-addr.arpa.
.
(a,d,b,j,e,l,h,i,k,m,f,c,g).root-servers.net.
2
63.196.142.in-addr.arpa.
in-addr.arpa.
(d,a,b,f,c,e).in-addr-servers.arpa.
3
63.196.142.in-addr.arpa.
142.in-addr.arpa.
(v,u,y,t,x,r,w,z).arin.net.
4
63.196.142.in-addr.arpa.
196.142.in-addr.arpa.
(ns2,ns1).bhntampa.com.
We pick a.root-servers.net, one of the 13 root servers (1), and ask it about 63.196.142.in-addr.arpa and learn that in-addr.arpa is delegated to six name servers (2), so we ask d.in-addr-servers.arpa where we learn that 142.in-addr.arpa is delegated to eight name servers, including v.arin.net (3), so we ask that one and learn that 196.142.in-addr.arpa is delegated to two name servers (4), so we ask ns2.bhntampa.com and get the following answer: