ns3.arcor-ip.de has no NS records.
NS records for this zone are defined at arcor-ip.de.
NS records for this zone are defined at arcor-ip.de.
Question and response
Question
dig ns3.arcor-ip.de. NS
Answer
The response has no answer records.
Authority
arcor-ip.de. 7200 SOA ns1.arcor-ip.de. hostmaster.adm.arcor.net. 2025051400 28800 14400 1814400 7200
Additional
. 0 OPT ; payload 1460, xrcode 0, version 0, flags 0