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
163.in-addr.arpa.
These servers manage the 163.in-addr.arpa zone
all servers delegate to
172.163.in-addr.arpa.
These servers manage the 172.163.in-addr.arpa zone
all servers delegate to
96-27.240.172.163.in-addr.arpa.
These servers manage the 96-27.240.172.163.in-addr.arpa zone