$ORIGIN .
$TTL 172800

; 156.97/16
97.156.in-addr.arpa.      NS DNS1.SANTANDER.CL.
                          NS DNS2.SANTANDER.CL.

LACNIC.156.in-addr.arpa.  TXT "Generated at 2017-08-22 07:58:04Z with 2 NS records."
