*.vpbx.netone.ru has no NS records.
NS records for this zone are defined at netone.ru.
NS records for this zone are defined at netone.ru.
Question and response
Question
dig vpbx.netone.ru. NS
Answer
The response has no answer records.
Authority
netone.ru. 3600 SOA ns1.netone.ru. tech.netone.ru. 2020111867 10800 3600 3600000 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0