Hi, this is not difficult to set up at all, you’ll need to involve your IT admin. Who is your email service provider — here is where you generate the CNAME records.
But here’s what you’ll need:
• Your DNS host (usually it’s Google Domains, GoDaddy, or AWS).
• You add a CNAME records to your DNS provider
• The above step is your IT Admin, or whoever has access to DNS host
• Then you verify these records via your ESP