Just to add more info I think tis is a bug of CWP or me creating the account wrong
Apache/SSL/Info
Information about your Certificate
SUBJECT: domain.net
ALIASES: domain.net
VALID FROM: 06 Dec 2018 18:22:19 UTC
VALID UNTIL: 06 Mar 2019 18:22:19 UTC
SIGNATURE: sha256WithRSAEncryption
PUBLIC KEY: 2048bits
ISSUER: C=US; O=Let's Encrypt; CN=Let's Encrypt Authority X3;
Notce Aliases is domain.net NOT
www.domain.net as it should be.
All the best from Alan