e.sksr.ru has no NS records.
NS records for this zone are defined at sksr.ru.
NS records for this zone are defined at sksr.ru.
Question and response
Question
dig e.sksr.ru. NS
Answer
The response has no answer records.
Authority
sksr.ru. 1800 SOA hunts.ns.cloudflare.com. dns.cloudflare.com. 2396533866 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0