ns1.voliacable.com has no CNAME records.
Question and response
Question
dig ns1.voliacable.com. NS
Answer
The response has no answer records.
Authority
voliacable.com. 1033 SOA ns1.volia.net. hostmaster.volia.com. 2025031000 43200 3600 1814400 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0