mail.cmshigh.com has no NS records.
NS records for this zone are defined at cmshigh.com.
NS records for this zone are defined at cmshigh.com.
Question and response
Question
dig mail.cmshigh.com. NS
Answer
The response has no answer records.
Authority
cmshigh.com. 14400 SOA ns1.cmshigh.com. cpanel_notice.notifiche.serverplan.com. 2026022101 3600 1800 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0