Log in to your BigRock account
You will now see a page with all purchases made by you on our system
Click on your domain name for which you want to edit CNAME records
Click on the DNS management option to right of the page
Click on "Manage DNS"
Click on "CNAME" tab
If you are mapping to root domain keep host name as "www". If you are mapping to sub-domain then put host name as appropriate name.
Enter the Value as "ssl.learnyst.com"
Do NOT edit the TTL value
Click on Add Record