mx.patriksvensson.com has no NS records.
NS records for this zone are defined at patriksvensson.com.
NS records for this zone are defined at patriksvensson.com.
Question and response
Question
dig mx.patriksvensson.com. NS
Answer
The response has no answer records.
Authority
patriksvensson.com. 3600 SOA dns.patriksvensson.com. hostmaster.patriksvensson.com. 1862583120 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0