ftp.video.24HC.RU has no NS records.
NS records for this zone are defined at video.24HC.RU.
NS records for this zone are defined at video.24HC.RU.
Question and response
Question
dig ftp.video.24HC.RU. NS
Answer
The response has no answer records.
Authority
video.24HC.RU. 36 SOA isp.24HC.RU. isp.itcom.info. 2019042903 36 3600 604800 86400
Additional
. 0 OPT ; payload 1680, xrcode 0, version 0, flags 0