saruman2.ig.cas.cz has no NS records.
NS records for this zone are defined at ig.cas.cz.
NS records for this zone are defined at ig.cas.cz.
Question and response
Question
dig saruman2.ig.cas.cz. NS
Answer
The response has no answer records.
Authority
ig.cas.cz. 86400 SOA gandalf.ig.cas.cz. majer.ig.cas.cz. 2026020401 10800 3600 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0