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
80.in-addr.arpa.
These servers manage the 80.in-addr.arpa zone
all servers delegate to
12.80.in-addr.arpa.
These servers manage the 12.80.in-addr.arpa zone
all servers delegate to
192-223.204.12.80.in-addr.arpa.
These servers manage the 192-223.204.12.80.in-addr.arpa zone