1. Add a custom domain
1 | heroku domains:add coolname.com --app <HEROKU APP NAME> |
2. Add DNS records
Go to your domain registrar and add the DNS record required by Heroku. For an apex domain, use an ALIAS or ANAME record for @ that points to the Heroku DNS target.
3. Enable SSL
Make sure SSL or Automated Certificate Management is enabled in the Heroku app settings.
4. Wait for DNS and certificate provisioning
Wait a few minutes for the DNS change and certificate provisioning to complete.