DNS delegation of pnap.net updated: May 19, 2013 1:01:59 PM
Delegation
step
query
auth
servers
1
pnap.net.
.
(j,h,l,g,k,b,m,f,i,d,e,a,c).root-servers.net.
2
pnap.net.
net.
(f,m,i,d,j,l,c,g,k,b,a,e,h).gtld-servers.net.
3
pnap.net.
pnap.net.
(ns-a,ns-b,ns-d,ns-c).pnap.net.
We pick j.root-servers.net, one of the 13 root servers (1), and ask it about pnap.net and learn that net is delegated to 13 name servers (2), so we ask f.gtld-servers.net where we learn that pnap.net is delegated to four name servers, including ns-a.pnap.net (3), so we ask that one and get the following answer:
Pnap.net is a domain controlled by four domain name servers at pnap.net themselves. Some of them are on the same IP network. Incoming mail for pnap.net is handled by two mail servers at internap.com. Both are on different IP networks. Pnap.net has one IP number (64.94.4.196), but the reverse is www.internap.com.
Three of the five host names that point to the IP number 64.94.4.196 only (but not 64.94.4.195 ) use the four name servers ns-a, ns-b, ns-c and ns-d.pnap.net together, hereafter referred to as "name server group 1".
The two mail servers bmx1 and bmx2.internap.com together
There are about thirty domains that use mail server group 1.