mx.kenselectronicservice.com has no NS records.
NS records for this zone are defined at kenselectronicservice.com.
NS records for this zone are defined at kenselectronicservice.com.
Question and response
Question
dig mx.kenselectronicservice.com. NS
Answer
The response has no answer records.
Authority
kenselectronicservice.com. 3600 SOA dns.kenselectronicservice.com. hostmaster.kenselectronicservice.com. 1536351811 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0