ns0.eu.dedicatedserver.com has no NS records.
NS records for this zone are defined at dedicatedserver.com.
NS records for this zone are defined at dedicatedserver.com.
Question and response
Question
dig ns0.eu.dedicatedserver.com. NS
Answer
The response has no answer records.
Authority
dedicatedserver.com. 300 SOA ns1-09.azure-dns.com. azuredns-hostmaster.microsoft.com. 1 3600 300 2419200 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0