ns1.rasnet.RU has no NS records.
NS records for this zone are defined at rasnet.RU.
NS records for this zone are defined at rasnet.RU.
Question and response
Question
dig ns1.rasnet.RU. NS
Answer
The response has no answer records.
Authority
rasnet.ru. 86400 SOA ns.rasnet.ru. noc.rasnet.ru. 2023120800 7200 3600 172800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0