Root zone
These servers manage the DNS root zone
in-addr.arpa.
These servers manage the in-addr.arpa zone
77.in-addr.arpa.
These servers manage the 77.in-addr.arpa zone
200.246.77.in-addr.arpa.
These servers manage the 200.246.77.in-addr.arpa zone
These servers claim authority over 0.0-28.200.246.77.in-addr.arpa, but say it doesn't exist
0-28.200.246.77.in-addr.arpa.
These servers manage the 0-28.200.246.77.in-addr.arpa zone