mxpool.svecfiber.com has no CNAME records.
Question and response
Question
dig mxpool.svecfiber.com. NS
Answer
The response has no answer records.
Authority
svecfiber.com. 3600 SOA ns1.svec.net. administrator.svalleyec.com. 2026021601 7200 3600 1209600 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0