DNS delegation of mail.comclark.com updated: May 23, 2013 11:32:34 PM
Delegation
step
query
auth
servers
1
mail.comclark.com.
.
(j,b,e,d,k,m,h,g,a,f,l,c,i).root-servers.net.
2
mail.comclark.com.
com.
(c,f,d,g,a,e,b,l,i,k,h,j,m).gtld-servers.net.
3
mail.comclark.com.
comclark.com.
(aer,hydra).comclark.com.
We pick j.root-servers.net, one of the 13 root servers (1), and ask it about mail.comclark.com and learn that com is delegated to 13 name servers (2), so we ask c.gtld-servers.net where we learn that comclark.com is delegated to two name servers, including aer.comclark.com (3), so we ask that one and get the following answer: