cloud.vodadns.com has no NS records.
NS records for this zone are defined at vodadns.com.
NS records for this zone are defined at vodadns.com.
Question and response
Question
dig cloud.vodadns.com. NS
Answer
The response has no answer records.
Authority
vodadns.com. 86400 SOA ns2.vodadns.com. serveradmin.vodahost.com. 2026011303 3600 1800 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0