elista.admin.sardinasystems.com has no NS records.
NS records for this zone are defined at admin.sardinasystems.com.
NS records for this zone are defined at admin.sardinasystems.com.
Question and response
Question
dig elista.admin.sardinasystems.com. NS
Answer
The response has no answer records.
Authority
admin.sardinasystems.com. 60 SOA a.ns.admin.sardinasystems.com. hostmaster.admin.sardinasystems.com. 1773241857 300 60 604800 60
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0