mx1.hostfactory.ch has no NS records.
NS records for this zone are defined at hostfactory.ch.
NS records for this zone are defined at hostfactory.ch.
Question and response
Question
dig mx1.hostfactory.ch. NS
Answer
The response has no answer records.
Authority
hostfactory.ch. 180 SOA ns1.hostfactory.ch. admin.hostfactory.ch. 2026911712 3600 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0