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
209.in-addr.arpa.
These servers manage the 209.in-addr.arpa zone
all servers delegate to
40.172.209.in-addr.arpa.
These servers manage the 40.172.209.in-addr.arpa zone
all servers delegate to
80-95.40.172.209.in-addr.arpa.
These servers manage the 80-95.40.172.209.in-addr.arpa zone