mail.alt255.eu has no NS records.
NS records for this zone are defined at alt255.eu.
NS records for this zone are defined at alt255.eu.
Question and response
Question
dig mail.alt255.eu. NS
Answer
The response has no answer records.
Authority
alt255.eu. 900 SOA kiki.bunny.net. hostmaster.bunny.net. 2021704912 7200 900 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0