$ORIGIN .
$TTL 172800

; 164.41/16
41.164.in-addr.arpa.      NS DNS1.UNB.BR.
                          NS DNS2.UNB.BR.
                          NS DNS3.UNB.BR.

; 164.73/16
73.164.in-addr.arpa.      NS SECIU.EDU.UY.
                          NS SNS-PB.ISC.ORG.
                          NS NS1.ANTELDATA.COM.UY.
                          NS NS2.ANTELDATA.COM.UY.
                          NS NS.DNS.BR.

; 164.77/16
77.164.in-addr.arpa.      NS POLUX.ENTELCHILE.NET.
                          NS CASTOR.ENTELCHILE.NET.

; 164.85/16
85.164.in-addr.arpa.      NS NICOLINO.PETROBRAS.COM.BR.
                          NS HARPIA.PETROBRAS.COM.BR.
                          NS MEDUSA.PETROBRAS.COM.BR.

; 164.96/16

LACNIC.164.in-addr.arpa.  TXT "Generated at 2017-05-27 01:58:04Z with 13 NS records."