Apex domains cannot have CNAME records.
Question and response
Question
dig senpages.com. NS
Answer
senpages.com. 5 NS darou.imantouch.net.
senpages.com. 5 NS bahoc.imantouch.net.
Authority
The response has no authority records.
Additional
bahoc.imantouch.net. 5 A 212.129.13.36
darou.imantouch.net. 5 A 163.172.228.201
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0