DNS delegation of vnfis.com updated: May 19, 2013 9:32:18 PM
Delegation
step
query
auth
servers
1
vnfis.com.
.
(f,i,c,b,g,l,j,a,m,d,h,k,e).root-servers.net.
2
vnfis.com.
com.
(c,d,g,e,k,b,m,h,a,i,f,l,j).gtld-servers.net.
3
vnfis.com.
vnfis.com.
(mdns1,mdns2,mdns4,mdns3).nhanhoa.com.
We pick f.root-servers.net, one of the 13 root servers (1), and ask it about vnfis.com and learn that com is delegated to 13 name servers (2), so we ask c.gtld-servers.net where we learn that vnfis.com is delegated to four name servers, including mdns1.nhanhoa.com (3), so we ask that one and get the following answer: