backend.antagus.de has no NS records.
NS records for this zone are defined at antagus.de.
NS records for this zone are defined at antagus.de.
Question and response
Question
dig backend.antagus.de. NS
Answer
The response has no answer records.
Authority
antagus.de. 86400 SOA ns1.antagus.de. root.ns1.antagus.de. 1692803702 10800 3600 604800 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0