cpanelemaildiscovery.cpanel.net has no NS records.
NS records for this zone are defined at cpanel.net.
NS records for this zone are defined at cpanel.net.
Question and response
Question
dig cpanelemaildiscovery.cpanel.net. NS
Answer
The response has no answer records.
Authority
cpanel.net. 300 SOA c.cpanel.net. dns.cpanel.net. 2026032201 1200 7200 1600000 300
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0