DNS delegation of mail.danhiem.com updated: May 25, 2013 5:20:00 PM
Delegation
step
query
auth
servers
1
mail.danhiem.com.
.
(m,j,e,k,c,l,h,g,f,i,d,a,b).root-servers.net.
2
mail.danhiem.com.
com.
(d,f,g,a,i,k,e,c,b,l,h,m,j).gtld-servers.net.
3
mail.danhiem.com.
danhiem.com.
(ns2,ns1).danhiem.com.
We pick m.root-servers.net, one of the 13 root servers (1), and ask it about mail.danhiem.com and learn that com is delegated to 13 name servers (2), so we ask d.gtld-servers.net where we learn that danhiem.com is delegated to two name servers, including ns2.danhiem.com (3), so we ask that one and get the following answer: