DNS delegation of www.yahoodns.net updated: May 21, 2013 3:20:18 AM
Delegation
step
query
auth
servers
1
www.yahoodns.net.
.
(m,i,d,l,b,a,e,g,f,c,j,k,h).root-servers.net.
2
www.yahoodns.net.
net.
(m,l,i,a,c,b,g,j,d,f,h,e,k).gtld-servers.net.
3
www.yahoodns.net.
yahoodns.net.
(ns5,ns3,ns4,ns2,ns1).yahoo.com.
We pick m.root-servers.net, one of the 13 root servers (1), and ask it about www.yahoodns.net and learn that net is delegated to 13 name servers (2), so we ask m.gtld-servers.net where we learn that yahoodns.net is delegated to five name servers, including ns5.yahoo.com (3), so we ask that one and get the following answer: