smtp02.majorcineplex.com has no CNAME records.
Question and response
Question
dig smtp02.majorcineplex.com. NS
Answer
The response has no answer records.
Authority
majorcineplex.com. 1800 SOA barbara.ns.cloudflare.com. dns.cloudflare.com. 2396372958 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0