Custom domain efficer.com.co returns ERR_SSL_PROTOCOL_ERROR

Domain: efficer.com.co

Registrar: GoDaddy

DNS records:

A @ 75.2.60.5

A @ 99.83.190.102

CNAME www genuine-faloodeh-3e3152.netlify.app

The Netlify subdomain works:

But https://efficer.com.co returns:

ERR_SSL_PROTOCOL_ERROR

Domain management shows:

efficer.com.co doesn’t appear to be served by Netlify”

SSL certificate exists and is active, but the custom domain is not working.

Can someone check the domain configuration?