Uni Duesseldorf CA-G01

Issued by DFN-Verein PCA Global - G01

About this certificate

This digital certificate with serial number 17:af:f6:b5:cb:45:bd was issued on by DFN-Verein .

This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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.

Cerificate errors/warnings *beta

  • ERROR: Certificate has key usage [CertSign] set
  • ERROR: Certificate has key usage [CRLSign] set

Heinrich-Heine-Universitaet Duesseldorf

Organization: Heinrich-Heine-Universitaet Duesseldorf
State / Province: Nordrhein-Westfalen
Locality: Duesseldorf
Country: DE


Organization: DFN-Verein
Organization unit: DFN-PKI
State / Province: Nordrhein-Westfalen
Locality: Duesseldorf
Country: DE

Time untill certificate expires

This certificate will expire on

Certificate Details

Serial Number (hex): 17:af:f6:b5:cb:45:bd
Serial Number (int): 6667398611158461
Serial Number lenght: 53 bits, 7 octets

SubjectKeyId: 62:24:31:84:a2:af:87:30:02:7e:cd:8f:71:5b:f6:84:b5:4a:ec:36
AuthorityKeyId: 49:b7:c6:cf:e8:3d:1f:7f:ea:44:7b:13:29:f7:f1:0a:70:3e:de:64

Fingerprint (sha1): 06:c2:68:5b:c5:3b:06:bd:13:7b:e7:14:44:66:86:ba:ba:3d:9f:02
Fingerprint (sha256): ca:9d:80:fd:b9:75:ec:10:ea:3b:ca:2c:7a:3d:93:c7:54:9a:6e:90:6e:77:19:6c:f8:4c:fc:f7:8b:02:ea:ba

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

Revocation information

OCSP Server: http://ocsp.pca.dfn.de/OCSP-Server/OCSP
CRL Distribution Point: http://cdp1.pca.dfn.de/global-root-ca/pub/crl/cacrl.crl
CRL Distribution Point: http://cdp2.pca.dfn.de/global-root-ca/pub/crl/cacrl.crl

Check the revocation status for the current certificate on Uni Duesseldorf CA-G01
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Advanced Certificate Properties

Technical details about this certificate

Public Key Algorithm


Key Size


Signature Algorithm

SHA256 with RSA

Key Usage

Cert Sign
CRL Sign

Extended Key Usages


8 extensions
No unhandled critical extensions

CA Certificate

This is a CA certificate
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Subject Alternative Names