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
97.80.in-addr.arpa.
These servers manage the 97.80.in-addr.arpa zone
all servers delegate to
20.97.80.in-addr.arpa.
These servers manage the 20.97.80.in-addr.arpa zone
all servers delegate to
0-15.20.97.80.in-addr.arpa.
These servers manage the 0-15.20.97.80.in-addr.arpa zone