mail01.bitbrains.nl has no NS records.
NS records for this zone are defined at bitbrains.nl.
NS records for this zone are defined at bitbrains.nl.
Question and response
Question
dig mail01.bitbrains.nl. NS
Answer
The response has no answer records.
Authority
bitbrains.nl. 300 SOA a1-167.akam.net. hostmaster.bitbrains.nl. 2024092161 3600 600 604800 300
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0