DNS delegation of mail.chetos.net updated: May 25, 2013 2:13:55 AM
Delegation
step
query
auth
servers
1
mail.chetos.net.
.
(b,k,m,l,e,j,c,a,h,f,i,d,g).root-servers.net.
2
mail.chetos.net.
net.
(j,f,i,e,c,l,m,h,k,a,g,d,b).gtld-servers.net.
3
mail.chetos.net.
chetos.net.
(ns2,ns3,ns1).shopco.com.
4
www.hotmail.com.
.
(a,f,i,c,e,k,j,d,b,h,g,l,m).root-servers.net.
5
www.hotmail.com.
com.
(l,m,j,i,h,e,d,g,k,c,b,a,f).gtld-servers.net.
6
www.hotmail.com.
hotmail.com.
(ns2,ns5,ns4,ns3,ns1).msft.net.
7
dispatch.kahuna.glbdns.microsoft.com.
com.
(m,f,a,k,g,l,i,h,b,c,d,j,e).gtld-servers.net.
8
dispatch.kahuna.glbdns.microsoft.com.
microsoft.com.
(ns2,ns3,ns1,ns5,ns4).msft.net.
9
dispatch.kahuna.glbdns.microsoft.com.
glbdns.microsoft.com.
(glb2,glb1).glbdns.microsoft.com.
We pick b.root-servers.net, one of the 13 root servers (1), and ask it about mail.chetos.net and learn that net is delegated to 13 name servers (2), so we ask j.gtld-servers.net where we learn that chetos.net is delegated to three name servers, including ns2.shopco.com (3), so we ask that one where we see a CNAME from mail.chetos.net to www.hotmail.com, so we have to start all over again. We pick a.root-servers.net, one of the 13 root servers (4), and ask it about www.hotmail.com and learn that com is delegated to 13 name servers (5), so we ask l.gtld-servers.net where we learn that hotmail.com is delegated to five name servers, including ns2.msft.net (6), so we ask that one and see a second CNAME from www.hotmail.com to dispatch.kahuna.glbdns.microsoft.com. We start over for the third time and we already know that m.gtld-servers.net is authoritative for com (7) and ask it about dispatch.kahuna.glbdns.microsoft.com and learn that microsoft.com is delegated to five name servers (8), so we ask ns2.msft.net where we learn that glbdns.microsoft.com is delegated to two name servers, including glb2.glbdns.microsoft.com (9), so we ask that one and get the following answer: