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
89.in-addr.arpa.
These servers manage the 89.in-addr.arpa zone
all servers delegate to
122.31.89.in-addr.arpa.
These servers manage the 122.31.89.in-addr.arpa zone