The domain was not registered as a known domain for subdomains in the client area. This has been fixed now, so you should now be able to request SSL certificates for it.
The CNAME records is a known issue being discussed here:
The domain was not registered as a known domain for subdomains in the client area. This has been fixed now, so you should now be able to request SSL certificates for it.
The CNAME records is a known issue being discussed here: