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
178.80.in-addr.arpa.
These servers manage the 178.80.in-addr.arpa zone
all servers delegate to
1-254.250.178.80.in-addr.arpa.
These servers manage the 1-254.250.178.80.in-addr.arpa zone