server2.filtermail.eu has no NS records.
NS records for this zone are defined at filtermail.eu.
NS records for this zone are defined at filtermail.eu.
Question and response
Question
dig server2.filtermail.eu. NS
Answer
The response has no answer records.
Authority
filtermail.eu. 86400 SOA ns1.sqr.nl. hostmaster.filtermail.eu. 2025042201 3600 900 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0