mail.reylounge.de has no NS records.
NS records for this zone are defined at reylounge.de.
NS records for this zone are defined at reylounge.de.
Question and response
Question
dig mail.reylounge.de. NS
Answer
The response has no answer records.
Authority
reylounge.de. 3600 SOA ns1.contabo.net. hostmaster.contabo.de. 1772818229 10800 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0