webex.96.12.190.in-addr.arpa has no NS records.
NS records for this zone are defined at 96.12.190.in-addr.arpa.
NS records for this zone are defined at 96.12.190.in-addr.arpa.
Question and response
Question
dig webex.96.12.190.in-addr.arpa. NS
Answer
The response has no answer records.
Authority
96.12.190.in-addr.arpa. 43200 SOA ns1.cps.com.ar. hostmaster.cps.com.ar. 2010100875 3600 900 1209600 43200
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0