mx.gardengroverent.com has no NS records.
NS records for this zone are defined at gardengroverent.com.
NS records for this zone are defined at gardengroverent.com.
Question and response
Question
dig mx.gardengroverent.com. NS
Answer
The response has no answer records.
Authority
gardengroverent.com. 3600 SOA dns.gardengroverent.com. hostmaster.gardengroverent.com. 1596686559 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0