sub234-10.elpos.net has no NS records.
NS records for this zone are defined at elpos.net.
NS records for this zone are defined at elpos.net.
Question and response
Question
dig sub234-10.elpos.net. NS
Answer
The response has no answer records.
Authority
elpos.net. 1800 SOA dns.elpos.net. administrator.elpos.net. 2025032201 1800 3600 1209600 1800
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0