centralnic-dns.com has no MX records.
Question and response
Question
dig centralnic-dns.com. MX
Answer
The response has no answer records.
Authority
centralnic-dns.com. 300 SOA ns0.centralnic.net. hostmaster.centralnic.net. 2025011525 3600 1200 6048000 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0