zrhcz-mx21.virtualtec.ch has no NS records.
NS records for this zone are defined at virtualtec.ch.
NS records for this zone are defined at virtualtec.ch.
Question and response
Question
dig zrhcz-mx21.virtualtec.ch. NS
Answer
The response has no answer records.
Authority
virtualtec.ch. 3600 SOA ns1.virtualtec.ch. hostmaster.virtualtec.ch. 2026020600 14400 3600 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0