mail.nemtsovy.ru has no NS records.
NS records for this zone are defined at nemtsovy.ru.
NS records for this zone are defined at nemtsovy.ru.
Question and response
Question
dig mail.nemtsovy.ru. NS
Answer
The response has no answer records.
Authority
nemtsovy.ru. 10800 SOA ns1.reg.ru. hostmaster.ns1.reg.ru. 1766124481 14400 3600 604800 10800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0