dsp.sampo.ru has no NS records.
NS records for this zone are defined at sampo.ru.
NS records for this zone are defined at sampo.ru.
Question and response
Question
dig dsp.sampo.ru. NS
Answer
The response has no answer records.
Authority
sampo.ru. 3600 SOA ns.sampo.ru. hostmaster.sampo.ru. 2026030301 10800 1800 3600000 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0