Issued by KIT-CA

About this certificate

This digital certificate with serial number 13:a3:9e:96:99:e8:97 was issued on by Karlsruhe Institute of Technology .

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Cerificate errors/warnings *beta

  • ERROR: KeyUsage extension SHOULD be marked as critical when present
  • ERROR: localityName or stateOrProvinceName is required if organizationName is set
  • ERROR: stateOrProvinceName is required if organizationName is set
  • ERROR: Certificate doesn't contain any subjectAltName
  • ERROR: Certificate CN is not listed in subjectAltName

Karlsruhe Institute of Technology

Organization: Karlsruhe Institute of Technology
Country: DE

Karlsruhe Institute of Technology

Organization: Karlsruhe Institute of Technology
Organization unit: Steinbuch Centre for Computing
Country: DE

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 13:a3:9e:96:99:e8:97
Serial Number (int): 5527926084331671
Serial Number lenght: 53 bits, 7 octets

SubjectKeyId: 5a:3b:30:21:ea:9a:4e:a3:f6:4f:a4:70:ba:4a:36:3a:13:2c:09:96
AuthorityKeyId: 1f:74:65:f4:9a:1d:7a:f6:31:e9:df:61:1b:73:2b:0d:6d:d0:33:49

Fingerprint (sha1): 56:77:c6:7e:eb:80:ce:00:38:6a:f7:80:1d:1c:e1:26:16:87:db:f9
Fingerprint (sha256): 33:3f:0a:d4:72:a2:ce:8e:a0:9f:cd:97:58:6a:5f:68:ec:69:b8:6c:c9:c7:35:86:d1:6f:25:d3:d6:a6:4e:00

Issuing Certificate URL: http://cdp1.pca.dfn.de/kit-ca/pub/cacert/cacert.crt
Issuing Certificate URL: http://cdp2.pca.dfn.de/kit-ca/pub/cacert/cacert.crt

Revocation information

CRL Distribution Point: http://cdp1.pca.dfn.de/kit-ca/pub/crl/cacrl.crl
CRL Distribution Point: http://cdp2.pca.dfn.de/kit-ca/pub/crl/cacrl.crl

Check the revocation status for the current certificate on www.ciw.kit.edu
DNS Names
Email Addresses
IP Addresses

Advanced Certificate Properties

Technical details about this certificate

Public Key Algorithm


Key Size


Signature Algorithm

SHA1 with RSA

Key Usage

Digital Signature
Content Commitment
Key Encipherment
Data Encipherment

Extended Key Usages

Server Authentication


8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names