Root zone
These servers manage the DNS root zone
in-addr.arpa.
These servers manage the in-addr.arpa zone
193.in-addr.arpa.
These servers manage the 193.in-addr.arpa zone
48.193.in-addr.arpa.
These servers manage the 48.193.in-addr.arpa zone
64-95.42.48.193.in-addr.arpa.
These servers manage the 64-95.42.48.193.in-addr.arpa zone
These servers claim authority over 91.64-95.42.48.193.in-addr.arpa, but say it doesn't exist
42.48.193.in-addr.arpa.
These servers manage the 42.48.193.in-addr.arpa zone
64-95.42.48.193.in-addr.arpa.
These servers manage the 64-95.42.48.193.in-addr.arpa zone