It is possible as of November 2020:
> 1. Choose **Edit domain**.
> 2. To add a **Custom endpoint**, select the **Enable custom endpoint** check box.
> 3. For **Custom hostname**, enter your preferred custom endpoint hostname. Your custom endpoint hostname should be a fully qualified domain name (FQDN), such as
[To see links please register here]
or example.yourdomain.com.
> 4. For **AWS certificate**, choose the SSL certificate that you want to use for your domain.
[To see links please register here]