ml.CIFRA1.RU has no NS records.
NS records for this zone are defined at CIFRA1.RU.
NS records for this zone are defined at CIFRA1.RU.
Question and response
Question
dig ml.CIFRA1.RU. NS
Answer
The response has no answer records.
Authority
CIFRA1.RU. 600 SOA ns1.almatel.RU. noc.almatel.RU. 2020081934 7200 3600 3600000 600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0