survey.priotas.de has no NS records.
NS records for this zone are defined at priotas.de.
NS records for this zone are defined at priotas.de.
Question and response
Question
dig survey.priotas.de. NS
Answer
The response has no answer records.
Authority
priotas.de. 1800 SOA bjorn.ns.cloudflare.com. dns.cloudflare.com. 2396728355 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0