smtpout.softsyshosting.com has no CNAME records.
Question and response
Question
dig smtpout.softsyshosting.com. NS
Answer
The response has no answer records.
Authority
softsyshosting.com. 1671 SOA kia.ns.cloudflare.com. dns.cloudflare.com. 2397627469 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0