isa2.krsk-sbit.ru has no NS records.
NS records for this zone are defined at krsk-sbit.ru.
NS records for this zone are defined at krsk-sbit.ru.
Question and response
Question
dig isa2.krsk-sbit.ru. NS
Answer
The response has no answer records.
Authority
krsk-sbit.ru. 3600 SOA krsk-sbit.ru. root.krsk-sbit.ru. 2025121701 3600 900 3600000 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0