Root zone
These servers manage the DNS root zone
in-addr.arpa.
These servers manage the in-addr.arpa zone
210.in-addr.arpa.
These servers manage the 210.in-addr.arpa zone
249.210.in-addr.arpa.
These servers manage the 249.210.in-addr.arpa zone
183.249.210.in-addr.arpa.
These servers manage the 183.249.210.in-addr.arpa zone
A160.183.249.210.in-addr.arpa.
These servers manage the A160.183.249.210.in-addr.arpa zone