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
210.in-addr.arpa.
These servers manage the 210.in-addr.arpa zone
all servers delegate to
153.210.in-addr.arpa.
These servers manage the 153.210.in-addr.arpa zone
all servers delegate to
89.153.210.in-addr.arpa.
These servers manage the 89.153.210.in-addr.arpa zone