ns1.swisscenter.net has no NS records.
NS records for this zone are defined at swisscenter.net.
NS records for this zone are defined at swisscenter.net.
Question and response
Question
dig ns1.swisscenter.net. NS
Answer
The response has no answer records.
Authority
swisscenter.net. 14400 SOA ns1.swisslink.ch. dnsmaster.swisslink.ch. 2026031102 7200 7000 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0