This digital certificate with serial number 13:89:23:22:6e:80:f5 was issued on
by Universitaet Freiburg.
This certificate has already expired and will cause a warning or error message in the browser it's
still listed on this site to allow you to look back on previously issued certificates. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.
We have idenified some issues with this certificate:
The keyUsage extension SHOULD be critical
(RFC 5280: 18.104.22.168)
Organization:Universitaet Freiburg Organization unit: Science Support Centre