Custom Domain - Cloudfront & Cloudflare
January 18, 2026
Step 1: Request ACM Certificate (AWS)
- Go to AWS Certificate Manager in us-east-1 region
- Click Request a public certificate
- Add domain names: e.g.,
heartbeat.intelliumx.com - Select DNS validation
- Click Request


Step 2: Add Validation Records to CloudFlare
- In ACM, copy the CNAME name and value shown for validation
- Go to CloudFlare DNS settings
- Add a new CNAME record with the name and value from ACM
- Important: Set proxy status to DNS only (grey cloud) for validation
- Save the record
