srvmail.akanjo.com has no NS records.
NS records for this zone are defined at akanjo.com.
NS records for this zone are defined at akanjo.com.
Question and response
Question
dig srvmail.akanjo.com. NS
Answer
The response has no answer records.
Authority
akanjo.com. 1800 SOA arely.ns.cloudflare.com. dns.cloudflare.com. 2398029052 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0