smtp.jablotron.cloud has no CNAME records.
Question and response
Question
dig smtp.jablotron.cloud. NS
Answer
The response has no answer records.
Authority
jablotron.cloud. 1517 SOA ns.forpsi.net. admin.forpsi.com. 2026030705 3600 1800 2592000 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0