cloud2.vodadns.com has no CNAME records.
Question and response
Question
dig cloud2.vodadns.com. NS
Answer
The response has no answer records.
Authority
vodadns.com. 4842 SOA ns2.vodadns.com. serveradmin.vodahost.com. 2026011303 3600 1800 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0