mail.FLEXLINE.RU has no NS records.
NS records for this zone are defined at FLEXLINE.RU.
NS records for this zone are defined at FLEXLINE.RU.
Question and response
Question
dig mail.FLEXLINE.RU. NS
Answer
The response has no answer records.
Authority
FLEXLINE.RU. 3600 SOA ns4.FLEXLINE.RU. root.FLEXLINE.RU. 2025092501 10800 7200 86400 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0