DNS delegation of dns-07.ns.aol.com updated: May 19, 2013 8:44:25 AM
Delegation
step
query
auth
servers
1
dns-07.ns.aol.com.
.
(d,c,a,l,k,e,f,i,h,b,j,g,m).root-servers.net.
2
dns-07.ns.aol.com.
com.
(k,g,a,e,m,b,c,f,d,j,i,h,l).gtld-servers.net.
3
dns-07.ns.aol.com.
aol.com.
(dns-06,dns-02,dns-01,dns-07).ns.aol.com.
We pick d.root-servers.net, one of the 13 root servers (1), and ask it about dns-07.ns.aol.com and learn that com is delegated to 13 name servers (2), so we ask k.gtld-servers.net where we learn that aol.com is delegated to four name servers, including dns-06.ns.aol.com (3), so we ask that one and get the following answer: