nc2048._domainkey.primaryns.kiev.ua has no NS records.
NS records for this zone are defined at primaryns.kiev.ua.
NS records for this zone are defined at primaryns.kiev.ua.
Question and response
Question
dig dkim2048.netcorecloud.net. NS
Answer
The response has no answer records.
Authority
netcorecloud.net. 180 SOA ns11.constellix.com. dns.constellix.com. 2015010641 43200 3600 1209600 180
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0