mx.linearmotionguide.com has no NS records.
NS records for this zone are defined at linearmotionguide.com.
NS records for this zone are defined at linearmotionguide.com.
Question and response
Question
dig mx.linearmotionguide.com. NS
Answer
The response has no answer records.
Authority
linearmotionguide.com. 3600 SOA dns.linearmotionguide.com. hostmaster.linearmotionguide.com. 1817855344 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0