mail.root24.de has no NS records.
NS records for this zone are defined at root24.de.
NS records for this zone are defined at root24.de.
Question and response
Question
dig mail.root24.de. NS
Answer
The response has no answer records.
Authority
root24.de. 1800 SOA ns1.root24.de. jh2000.root24.eu. 2025122900 3600 1800 1500000 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0