seppmail.gsnet.ch has no NS records.
NS records for this zone are defined at gsnet.ch.
NS records for this zone are defined at gsnet.ch.
Question and response
Question
dig seppmail.gsnet.ch. NS
Answer
The response has no answer records.
Authority
gsnet.ch. 300 SOA ns1.flashcable.ch. hostmaster.gib-solutions.ch. 2016071911 10800 3600 604800 300
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0