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
217.in-addr.arpa.
These servers manage the 217.in-addr.arpa zone
all servers delegate to
32.29.217.in-addr.arpa.
These servers manage the 32.29.217.in-addr.arpa zone