Email and SSL

During recent server upgrades, we changed some SSL settings (using Lets Encrypt) allowing email SSL support. As a result, some users may see SSL errors when trying to send or receive email. These messages could be like: “cannot verify server identity”, or “domain name doesn’t match certificate”.

This is due to some users trying to use SSL in the email client (e.g. Outlook/Thunderbird), but still using their own customised domain name. In other words, using email server domains like, and these domains are not enabled for SSL certificates.

This should only effect a small number of users, but if you are one of them, please see these articles on how you use SSL with email:

For further assistance, please contact us.