Certificate for jabber.wien
This is the certificate currently used for jabber.wien. It is used since 01/12/2019 and is valid until 04/12/2019, but it is usually replaced by a new certificate some time before that. You can view certificates for our other domains here.
You can also view other certificates used at different times:
If you want to view the full certificate, you can download it here. The certificate uses the following identifiers: