isfw-sb-adminvpn-nat.infos.de has no NS records.
NS records for this zone are defined at infos.de.
NS records for this zone are defined at infos.de.
Question and response
Question
dig isfw-sb-adminvpn-nat.infos.de. NS
Answer
The response has no answer records.
Authority
infos.de. 300 SOA dns1.infoserve.de. hostmaster.infoserve.de. 2026031000 28800 7200 1209600 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0