DNS delegation of 40.14 updated: May 21, 2013 12:05:13 PM
Delegation
step
query
auth
servers
1
14.40.in-addr.arpa.
.
(f,i,d,m,l,k,e,c,b,h,g,a,j).root-servers.net.
2
14.40.in-addr.arpa.
in-addr.arpa.
(e,c,d,b,f,a).in-addr-servers.arpa.
3
14.40.in-addr.arpa.
40.in-addr.arpa.
(u,v,x,r,y,t,w,z).arin.net.
4
14.40.in-addr.arpa.
14.40.in-addr.arpa.
(dns1c).d51.lilly.com.
We pick f.root-servers.net, one of the 13 root servers (1), and ask it about 14.40.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 40.in-addr.arpa is delegated to eight name servers, including u.arin.net (3), so we ask that one and learn that 14.40.in-addr.arpa is delegated to one name server (4), so we ask dns1c.d51.lilly.com and get the following answer:
