DNS delegation of 192.5.5.241 updated: May 25, 2013 11:19:36 PM
Delegation
step
query
auth
servers
1
241.5.5.192.in-addr.arpa.
.
(g,j,b,d,e,c,l,f,h,i,m,k,a).root-servers.net.
2
241.5.5.192.in-addr.arpa.
in-addr.arpa.
(b,d,f,c,e,a).in-addr-servers.arpa.
3
241.5.5.192.in-addr.arpa.
192.in-addr.arpa.
(w,r,v,u,z,y,x,t).arin.net.
4
241.5.5.192.in-addr.arpa.
5.5.192.in-addr.arpa.
(ams,ord,sfba).sns-pb.isc.org.
We pick g.root-servers.net, one of the 13 root servers (1), and ask it about 241.5.5.192.in-addr.arpa and learn that in-addr.arpa is delegated to six name servers (2), so we ask b.in-addr-servers.arpa where we learn that 192.in-addr.arpa is delegated to eight name servers, including w.arin.net (3), so we ask that one and learn that 5.5.192.in-addr.arpa is delegated to three name servers (4), so we ask ams.sns-pb.isc.org and get the following answer: