DNS delegation of bbn7.com updated: May 20, 2013 6:38:38 AM
Delegation
step
query
auth
servers
1
bbn7.com.
.
(k,j,l,g,d,f,b,i,h,a,m,e,c).root-servers.net.
2
bbn7.com.
com.
(b,i,c,m,k,l,e,a,h,j,d,g,f).gtld-servers.net.
3
bbn7.com.
bbn7.com.
(ns5,ns6).public-ns.com.
We pick k.root-servers.net, one of the 13 root servers (1), and ask it about bbn7.com and learn that com is delegated to 13 name servers (2), so we ask b.gtld-servers.net where we learn that bbn7.com is delegated to two name servers, including ns5.public-ns.com (3), so we ask that one and get the following answer: