vtns02.swissvoiptel.ch has no NS records.
NS records for this zone are defined at swissvoiptel.ch.
NS records for this zone are defined at swissvoiptel.ch.
Question and response
Question
dig vtns02.swissvoiptel.ch. NS
Answer
The response has no answer records.
Authority
swissvoiptel.ch. 3600 SOA vtns01.swissvoiptel.ch. hostmaster.swissvoiptel.ch. 2026030501 28800 7200 2419200 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0