instance.cloud.sunet.se has no NS records.
NS records for this zone are defined at cloud.sunet.se.
NS records for this zone are defined at cloud.sunet.se.
Question and response
Question
dig instance.cloud.sunet.se. NS
Answer
The response has no answer records.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0