smtp-1908.mail.infomaniak.ch has no NS records.
NS records for this zone are defined at mail.infomaniak.ch.
NS records for this zone are defined at mail.infomaniak.ch.
Question and response
Question
dig smtp-1908.mail.infomaniak.ch. NS
Answer
The response has no answer records.
Authority
mail.infomaniak.ch. 86400 SOA ns1.infomaniak.ch. hostmaster.infomaniak.ch. 2026032870 10800 3600 605800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0