mx.atomwide.com has no NS records.
NS records for this zone are defined at atomwide.com.
NS records for this zone are defined at atomwide.com.
Question and response
Question
dig mx.atomwide.com. NS
Answer
The response has no answer records.
Authority
atomwide.com. 60 SOA dns7.qzxyz.com. hostmaster.atomwide.com. 2026011301 7200 1800 604800 60
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0