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
219.in-addr.arpa.
These servers manage the 219.in-addr.arpa zone
all servers delegate to
163.219.in-addr.arpa.
These servers manage the 163.219.in-addr.arpa zone
all servers delegate to
8.163.219.in-addr.arpa.
These servers manage the 8.163.219.in-addr.arpa zone