mail.ELSSRV.ru has no NS records.
NS records for this zone are defined at ELSSRV.ru.
NS records for this zone are defined at ELSSRV.ru.
Question and response
Question
dig mail.ELSSRV.ru. NS
Answer
The response has no answer records.
Authority
elssrv.ru. 1800 SOA ns1.domenus.ru. support.domenus.ru. 2025121857 3600 300 1209600 1800
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0