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
72.in-addr.arpa.
These servers manage the 72.in-addr.arpa zone
all servers delegate to
99.52.72.in-addr.arpa.
These servers manage the 99.52.72.in-addr.arpa zone
all servers delegate to
subnet128.99.52.72.in-addr.arpa.
These servers manage the subnet128.99.52.72.in-addr.arpa zone