DNS delegation of 152.99 updated: May 20, 2013 2:25:44 PM
Delegation
step
query
auth
servers
1
99.152.in-addr.arpa.
.
(g,l,i,k,a,b,f,j,h,c,d,m,e).root-servers.net.
2
99.152.in-addr.arpa.
in-addr.arpa.
(d,c,f,a,b,e).in-addr-servers.arpa.
3
99.152.in-addr.arpa.
152.in-addr.arpa.
(r,u,y,w,x,t,z,v).arin.net.
4
99.152.in-addr.arpa.
99.152.in-addr.arpa.
(e,g,d,f,c,b).dns.kr.
We pick g.root-servers.net, one of the 13 root servers (1), and ask it about 99.152.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 152.in-addr.arpa is delegated to eight name servers, including r.arin.net (3), so we ask that one and learn that 99.152.in-addr.arpa is delegated to six name servers (4), so we ask e.dns.kr and get the following answer: