DNS delegation of 107.191.119 updated: February 8, 2012 11:46
Delegation
step
query
auth
servers
1
119.191.107.in-addr.arpa.
.
(k,h,m,c,e,d,f,i,g,b,l,a,j).root-servers.net.
2
119.191.107.in-addr.arpa.
in-addr.arpa.
(b,f,e,a,d,c).in-addr-servers.arpa.
3
119.191.107.in-addr.arpa.
107.in-addr.arpa.
(u,z,w,t,x,v,dill,y).arin.net.
We pick k.root-servers.net, one of the 13 root servers (1), and ask it about 119.191.107.in-addr.arpa and learn that in-addr.arpa is delegated to six name servers (2), so we ask b.in-addr-servers.arpa where we learn that 107.in-addr.arpa is delegated to eight name servers, including u.arin.net (3), so we ask that one and get the following answer: