ispmgr.vega.ua has no NS records.
NS records for this zone are defined at vega.ua.
NS records for this zone are defined at vega.ua.
Question and response
Question
dig ispmgr.vega.ua. NS
Answer
The response has no answer records.
Authority
vega.ua. 1800 SOA felipe.ns.cloudflare.com. dns.cloudflare.com. 2398323166 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0