mail.ict4d.cm has no CNAME records.
Question and response
Question
dig mail.ict4d.cm. NS
Answer
The response has no answer records.
Authority
ict4d.cm. 10800 SOA ns1.cirt.cm. admin.cirt.cm. 2023071505 3600 1800 28800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0