pontusmx.hosterion.net has no CNAME records.
Question and response
Question
dig pontusmx.hosterion.net. NS
Answer
The response has no answer records.
Authority
hosterion.net. 300 SOA ns1.hosterion.net. adminii.elvsoft.com. 2026030100 86400 7200 3600000 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0