mx.csinsurancesolutions.com has no NS records.
NS records for this zone are defined at csinsurancesolutions.com.
NS records for this zone are defined at csinsurancesolutions.com.
Question and response
Question
dig mx.csinsurancesolutions.com. NS
Answer
The response has no answer records.
Authority
csinsurancesolutions.com. 3600 SOA dns.csinsurancesolutions.com. hostmaster.csinsurancesolutions.com. 1793271058 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0