mail.octo.uz has no NS records.
NS records for this zone are defined at octo.uz.
NS records for this zone are defined at octo.uz.
Question and response
Question
dig mail.octo.uz. NS
Answer
The response has no answer records.
Authority
octo.uz. 86400 SOA dns1.webspace.uz. root.dns1.webspace.uz. 2026022000 3600 1800 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0