I am afraid to tell you that my first impression of this “Cloud” is negative. You should take a peek on this chart by yourself and guess why: http://www.niedersachsen.cloud/images/stecker_homepage.png
Just another worst-case example. No need to say how poor the Ratings on Mozilla Observatory and SSL Labs Online Scanners (poor Diffie-Hellman (DH) ciphers e.g.) are.
This is not state of the art and I woundn’t support or use it either.