ns2.mtlan.RU has no NS records.
NS records for this zone are defined at mtlan.RU.
NS records for this zone are defined at mtlan.RU.
Question and response
Question
dig ns2.mtlan.RU. NS
Answer
The response has no answer records.
Authority
mtlan.ru. 3600 SOA ns1.mtlan.ru. hostmaster.mtlan.ru. 2025062300 28800 7200 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0