smtpout.cloud.online.net has no NS records.
NS records for this zone are defined at cloud.online.net.
NS records for this zone are defined at cloud.online.net.
Question and response
Question
dig smtpout.cloud.online.net. NS
Answer
The response has no answer records.
Authority
cloud.online.net. 60 SOA nsa.online.net. dnsmaster.te-dns.net. 2026012201 14400 3600 604800 14400
Additional
. 0 OPT ; payload 512, xrcode 0, version 0, flags 0