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
69.in-addr.arpa.
These servers manage the 69.in-addr.arpa zone
all servers delegate to
204.51.69.in-addr.arpa.
These servers manage the 204.51.69.in-addr.arpa zone