web01.nbg.vrrp-in.karl.systems has no NS records.
NS records for this zone are defined at karl.systems.
NS records for this zone are defined at karl.systems.
Question and response
Question
dig web01.nbg.vrrp-in.karl.systems. NS
Answer
The response has no answer records.
Authority
karl.systems. 1800 SOA ian.ns.cloudflare.com. dns.cloudflare.com. 2399215399 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0