Root zone
These servers manage the DNS root zone
all servers delegate to
in-addr.arpa.
These servers manage the in-addr.arpa zone
all servers delegate to
103.in-addr.arpa.
These servers manage the 103.in-addr.arpa zone
all servers delegate to
196.104.103.in-addr.arpa.
These servers manage the 196.104.103.in-addr.arpa zone