ns2.vcloud.fi has no CNAME records.
Question and response
Question
dig ns2.vcloud.fi. NS
Answer
The response has no answer records.
Authority
vcloud.fi. 223 SOA ns1.vcloud.fi. hostmaster.vcloud.fi. 2026020302 28800 7200 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0