DNS delegation of halen998.sohu.com updated: May 23, 2013 2:11:36 AM
Delegation
step
query
auth
servers
1
halen998.sohu.com.
.
(h,c,b,f,k,a,m,e,j,l,i,d,g).root-servers.net.
2
halen998.sohu.com.
com.
(b,h,a,j,m,e,k,f,i,d,c,g,l).gtld-servers.net.
3
halen998.sohu.com.
sohu.com.
(ns1,ns4,dns,ns2).sohu.com.
We pick h.root-servers.net, one of the 13 root servers (1), and ask it about halen998.sohu.com and learn that com is delegated to 13 name servers (2), so we ask b.gtld-servers.net where we learn that sohu.com is delegated to four name servers, including ns1.sohu.com (3), so we ask that one and get the following answer: