smtp.anniksystems.com has no NS records.
NS records for this zone are defined at anniksystems.com.
NS records for this zone are defined at anniksystems.com.
Question and response
Question
dig smtp.anniksystems.com. NS
Answer
The response has no answer records.
Authority
anniksystems.com. 1800 SOA jacob.ns.cloudflare.com. dns.cloudflare.com. 2397184971 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0