smtp.logixcloud.com has no CNAME records.
Question and response
Question
dig smtp.logixcloud.com. NS
Answer
The response has no answer records.
Authority
logixcloud.com. 1411 SOA ns1.logixcom.net. hostmaster.logixcom.net. 2024040814 14400 600 86400 38400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0