idea6.stringop.de.com has no NS records.
NS records for this zone are defined at stringop.de.com.
NS records for this zone are defined at stringop.de.com.
Question and response
Question
dig idea6.stringop.de.com. NS
Answer
The response has no answer records.
Authority
stringop.de.com. 1800 SOA brad.ns.cloudflare.com. dns.cloudflare.com. 2397413606 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0