Issued by RWTH Aachen CA

About this certificate

This digital certificate with serial number 11:84:8f:ce was issued on by RWTH Aachen .

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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

RWTH Aachen

Organization: RWTH Aachen
Organization unit: Professur f. Textlinguistik und Technikkommunikation
Country: DE

RWTH Aachen

Organization: RWTH Aachen
Country: DE

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 11:84:8f:ce
Serial Number (int): 293900238
Serial Number lenght: 29 bits, 4 octets

SubjectKeyId: dd:12:08:9e:82:33:c5:db:e2:fd:ac:58:93:81:e6:09:9e:5a:ac:21
AuthorityKeyId: 6e:d5:3e:c0:1c:2f:71:c9:3c:bf:49:4e:ef:6a:55:48:ec:d1:f2:38

Fingerprint (sha1): 81:ec:ae:d0:b2:7e:72:3b:0b:da:dc:d9:35:ec:f5:6d:05:da:96:d3
Fingerprint (sha256): d8:51:65:c2:9e:2b:b8:ae:f6:00:4a:d7:88:79:49:f7:28:41:9e:9c:61:ab:65:ff:2f:b9:25:75:c6:69:3f:11

Issuing Certificate URL:
Issuing Certificate URL:

Revocation information

CRL Distribution Point:
CRL Distribution Point:

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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

Extended Key Usages

Client Authentication
Server Authentication


8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names