soa2.ilk.de has no NS records.
NS records for this zone are defined at ilk.de.
NS records for this zone are defined at ilk.de.
Question and response
Question
dig soa2.ilk.de. NS
Answer
The response has no answer records.
Authority
ilk.de. 3600 SOA soa1.ilk.net. hostmaster.ilk.net. 2026012200 28800 7200 3600000 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0