lnxprod36.esweb.examsoft.com has no NS records.
NS records for this zone are defined at examsoft.com.
NS records for this zone are defined at examsoft.com.
Question and response
Question
dig lnxprod36.esweb.examsoft.com. NS
Answer
The response has no answer records.
Authority
examsoft.com. 900 SOA ns-246.awsdns-30.com. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0