Root zone
These servers manage the DNS root zone
in-addr.arpa.
These servers manage the in-addr.arpa zone
194.in-addr.arpa.
These servers manage the 194.in-addr.arpa zone
254.194.in-addr.arpa.
These servers manage the 254.194.in-addr.arpa zone
0-15.243.254.194.in-addr.arpa.
These servers manage the 0-15.243.254.194.in-addr.arpa zone
These servers claim authority over 0.0-15.243.254.194.in-addr.arpa, but say it doesn't exist
243.254.194.in-addr.arpa.
These servers manage the 243.254.194.in-addr.arpa zone
0-15.243.254.194.in-addr.arpa.
These servers manage the 0-15.243.254.194.in-addr.arpa zone