plesk1.voiceworks.nl has no NS records.
NS records for this zone are defined at voiceworks.nl.
NS records for this zone are defined at voiceworks.nl.
Question and response
Question
dig plesk1.voiceworks.nl. NS
Answer
The response has no answer records.
Authority
voiceworks.nl. 1800 SOA liz.ns.cloudflare.com. dns.cloudflare.com. 2397861392 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0