DNS delegation of 192.168.11 updated: May 19, 2013 4:33:24 PM
Delegation
step
query
auth
servers
1
11.168.192.in-addr.arpa.
.
(k,g,j,h,l,e,b,i,d,c,f,a,m).root-servers.net.
2
11.168.192.in-addr.arpa.
in-addr.arpa.
(e,d,f,c,b,a).in-addr-servers.arpa.
3
11.168.192.in-addr.arpa.
192.in-addr.arpa.
(z,u,v,r,t,x,w,y).arin.net.
4
11.168.192.in-addr.arpa.
168.192.in-addr.arpa.
(blackhole-1,blackhole-2).iana.org.
We pick k.root-servers.net, one of the 13 root servers (1), and ask it about 11.168.192.in-addr.arpa and learn that in-addr.arpa is delegated to six name servers (2), so we ask e.in-addr-servers.arpa where we learn that 192.in-addr.arpa is delegated to eight name servers, including z.arin.net (3), so we ask that one and learn that 168.192.in-addr.arpa is delegated to two name servers (4), so we ask blackhole-1.iana.org and get the following answer: