ntp2.wup-de.hosts.301-moved.de has no NS records.
NS records for this zone are defined at hosts.301-moved.de.
NS records for this zone are defined at hosts.301-moved.de.
Question and response
Question
dig ntp2.wup-de.hosts.301-moved.de. NS
Answer
The response has no answer records.
Authority
hosts.301-moved.de. 120 SOA dns-a.301-moved.de. dnsmaster.301-moved.de. 2026030501 10800 3600 1814400 600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0