rt.qa16.ecomz.net has no NS records.
NS records for this zone are defined at qa16.ecomz.net.
NS records for this zone are defined at qa16.ecomz.net.
Question and response
Question
dig rt.qa16.ecomz.net. NS
Answer
The response has no answer records.
Authority
qa16.ecomz.net. 180 SOA ns20.digicertdns.com. dns.digicertdns.com. 2009010179 43200 3600 1209600 180
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0