mx.sivarestilo.com has no NS records.
NS records for this zone are defined at sivarestilo.com.
NS records for this zone are defined at sivarestilo.com.
Question and response
Question
dig mx.sivarestilo.com. NS
Answer
The response has no answer records.
Authority
sivarestilo.com. 3600 SOA dns.sivarestilo.com. hostmaster.sivarestilo.com. 1771953702 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0