DNS delegation of 173.194.41 updated: May 21, 2013 10:17:17 PM
Delegation
step
query
auth
servers
1
41.194.173.in-addr.arpa.
.
(i,f,a,l,k,c,g,e,b,d,m,h,j).root-servers.net.
2
41.194.173.in-addr.arpa.
in-addr.arpa.
(d,e,c,f,a,b).in-addr-servers.arpa.
3
41.194.173.in-addr.arpa.
173.in-addr.arpa.
(v,w,z,t,x,y,u,r).arin.net.
4
41.194.173.in-addr.arpa.
194.173.in-addr.arpa.
(ns3,ns1,ns2,ns4).google.com.
We pick i.root-servers.net, one of the 13 root servers (1), and ask it about 41.194.173.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 173.in-addr.arpa is delegated to eight name servers, including v.arin.net (3), so we ask that one and learn that 194.173.in-addr.arpa is delegated to four name servers (4), so we ask ns3.google.com and get the following answer: