DNS delegation of ptbsi.com updated: May 19, 2013 4:20:06 PM
Delegation
step
query
auth
servers
1
ptbsi.com.
.
(g,f,d,m,j,k,i,c,e,l,h,b,a).root-servers.net.
2
ptbsi.com.
com.
(h,g,l,d,a,f,c,e,m,i,b,k,j).gtld-servers.net.
We pick g.root-servers.net, one of the 13 root servers (1), and ask it about ptbsi.com and learn that com is delegated to 13 name servers (2), so we ask h.gtld-servers.net and get the following answer:
