net129-123.tmn.ertelecom.ru has no NS records.
NS records for this zone are defined at tmn.ertelecom.ru.
NS records for this zone are defined at tmn.ertelecom.ru.
Question and response
Question
dig net129-123.tmn.ertelecom.ru. NS
Answer
The response has no answer records.
Authority
tmn.ertelecom.ru. 3600 SOA ns6.ertelecom.ru. ns6.ertelecom.ru. 2026020603 28800 7200 604800 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0