mail.proclean.uz has no NS records.
NS records for this zone are defined at proclean.uz.
NS records for this zone are defined at proclean.uz.
Question and response
Question
dig mail.proclean.uz. NS
Answer
The response has no answer records.
Authority
proclean.uz. 10800 SOA ns01.uzsci.net. Alexandr\.perfect.gmail.com. 1739000973 10800 3600 604800 10800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0