rdns1.dc.uz has no NS records.
NS records for this zone are defined at dc.uz.
NS records for this zone are defined at dc.uz.
Question and response
Question
dig rdns1.dc.uz. NS
Answer
The response has no answer records.
Authority
dc.uz. 10800 SOA ns1.dc.uz. admin.uzinfocom.uz. 2025102801 10800 3600 604800 10800
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0