DNS delegation of 137.105 updated: May 24, 2013 8:23:57 AM
Delegation
step
query
auth
servers
1
105.137.in-addr.arpa.
.
(j,i,d,a,e,k,b,l,h,g,m,f,c).root-servers.net.
2
105.137.in-addr.arpa.
in-addr.arpa.
(d,c,a,b,e,f).in-addr-servers.arpa.
3
105.137.in-addr.arpa.
137.in-addr.arpa.
(w,z,x,r,u,t,v,y).arin.net.
We pick j.root-servers.net, one of the 13 root servers (1), and ask it about 105.137.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 137.in-addr.arpa is delegated to eight name servers, including w.arin.net (3), so we ask that one and get the following answer: