Apex domains cannot have CNAME records.
Question and response
Question
dig visualplatform.net. NS
Answer
visualplatform.net. 1 NS ns-1221.awsdns-24.org.
visualplatform.net. 1 NS ns-515.awsdns-00.net.
visualplatform.net. 1 NS ns-462.awsdns-57.com.
visualplatform.net. 1 NS ns-1794.awsdns-32.co.uk.
Authority
The response has no authority records.
Additional
ns-462.awsdns-57.com. 3 A 205.251.193.206
ns-1221.awsdns-24.org. 3 A 205.251.196.197
ns-1794.awsdns-32.co.uk. 3 A 205.251.199.2
ns-462.awsdns-57.com. 3 AAAA 2600:9000:5301:ce00:0:0:0:1
ns-515.awsdns-00.net. 3 AAAA 2600:9000:5302:300:0:0:0:1
ns-1221.awsdns-24.org. 3 AAAA 2600:9000:5304:c500:0:0:0:1
ns-1794.awsdns-32.co.uk. 3 AAAA 2600:9000:5307:200:0:0:0:1
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0