What is the purpose of setting this record?

While launching a site migrated from Magento 1 you are instructed to change the website CNAME record in your DNS provider by Magento for go live.

What is the purpose of setting this record?
A . Setting this record causes sent email to be property authenticated and not show in junk folders
B . Setting this record enables the page caching service for your site
C . Setting this record is needed on Pro to allow upsizing servers without downtime
D . Setting this record reduces the time it takes for customers to start seeing your Magento 2 site

View Answer

Answer: B