This digital certificate with serial number 12:03:26:5f was issued on
by Technische Universitaet Dortmund.
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We have idenified some issues with this certificate:
The keyUsage extension SHOULD be critical
(RFC 5280: 188.8.131.52)
Technische Universitaet Dortmund
Organization:Technische Universitaet Dortmund Organization unit: Faculty of Computer Science 12
State / Province:Nordrhein-Westfalen Locality:Dortmund Country:DE