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
63.in-addr.arpa.
These servers manage the 63.in-addr.arpa zone
all servers delegate to
149.63.in-addr.arpa.
These servers manage the 149.63.in-addr.arpa zone
all servers delegate to
64-127.136.149.63.in-addr.arpa.
These servers manage the 64-127.136.149.63.in-addr.arpa zone