DNS delegation of 69.171.234 updated: May 18, 2013 3:38:21 PM
Delegation
step
query
auth
servers
1
234.171.69.in-addr.arpa.
.
(a,h,b,k,f,c,g,j,l,m,e,d,i).root-servers.net.
2
234.171.69.in-addr.arpa.
in-addr.arpa.
(c,a,d,b,f,e).in-addr-servers.arpa.
3
234.171.69.in-addr.arpa.
69.in-addr.arpa.
(x,t,z,v,u,w,y,r).arin.net.
4
234.171.69.in-addr.arpa.
234.171.69.in-addr.arpa.
(a,b).ns.facebook.com.
We pick a.root-servers.net, one of the 13 root servers (1), and ask it about 234.171.69.in-addr.arpa and learn that in-addr.arpa is delegated to six name servers (2), so we ask c.in-addr-servers.arpa where we learn that 69.in-addr.arpa is delegated to eight name servers, including x.arin.net (3), so we ask that one and learn that 234.171.69.in-addr.arpa is delegated to two name servers (4), so we ask a.ns.facebook.com and get the following answer: