DNS delegation of dns.sohu.com updated: May 20, 2013 2:32:16 AM
Delegation
step
query
auth
servers
1
dns.sohu.com.
.
(h,k,m,g,j,e,a,c,l,d,b,f,i).root-servers.net.
2
dns.sohu.com.
com.
(b,j,i,e,m,l,k,d,f,a,h,c,g).gtld-servers.net.
3
dns.sohu.com.
sohu.com.
(ns4,dns,ns1,ns2).sohu.com.
We pick h.root-servers.net, one of the 13 root servers (1), and ask it about dns.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 ns4.sohu.com (3), so we ask that one and get the following answer: