mailer.profkiosk.ru has no NS records.
NS records for this zone are defined at profkiosk.ru.
NS records for this zone are defined at profkiosk.ru.
Question and response
Question
dig mailer.profkiosk.ru. NS
Answer
The response has no answer records.
Authority
profkiosk.ru. 300 SOA ns1.fr.ru. internet.action-media.ru. 2021052706 14400 180 2592000 600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0