DNS delegation of ptbsb.com updated: May 23, 2013 2:25:26 AM
Delegation
step
query
auth
servers
1
ptbsb.com.
.
(j,h,k,b,l,m,a,d,g,e,i,f,c).root-servers.net.
2
ptbsb.com.
com.
(b,k,c,a,j,g,h,d,e,f,m,i,l).gtld-servers.net.
We pick j.root-servers.net, one of the 13 root servers (1), and ask it about ptbsb.com and learn that com is delegated to 13 name servers (2), so we ask b.gtld-servers.net and get the following answer:
