mail.stroiprint.ru has no NS records.
NS records for this zone are defined at stroiprint.ru.
NS records for this zone are defined at stroiprint.ru.
Question and response
Question
dig mail.stroiprint.ru. NS
Answer
The response has no answer records.
Authority
stroiprint.ru. 3600 SOA firstvds.ru. tech.firstvds.ru. 2019020610 10800 3600 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0