mx.meterarea.com has no NS records.
NS records for this zone are defined at meterarea.com.
NS records for this zone are defined at meterarea.com.
Question and response
Question
dig mx.meterarea.com. NS
Answer
The response has no answer records.
Authority
meterarea.com. 3600 SOA dns.meterarea.com. hostmaster.meterarea.com. 1585838343 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0