ns2.lajsinet-ip.cz has no NS records.
NS records for this zone are defined at lajsinet-ip.cz.
NS records for this zone are defined at lajsinet-ip.cz.
Question and response
Question
dig ns2.lajsinet-ip.cz. NS
Answer
The response has no answer records.
Authority
lajsinet-ip.cz. 300 SOA ns1.lajsinet-ip.cz. info.lajsinet.cz. 393 36000 600 864000 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0