mtaff1.talentera.com has no NS records.
NS records for this zone are defined at talentera.com.
NS records for this zone are defined at talentera.com.
Question and response
Question
dig mtaff1.talentera.com. NS
Answer
The response has no answer records.
Authority
talentera.com. 900 SOA ns-814.awsdns-37.net. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0