webrechte.uni-koeln.de

Issued by UniKoeln CA

About this certificate


This digital certificate with serial number 18:54:5c:05:23:78:4a was issued on by Universitaet zu Koeln.

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: KeyUsage extension SHOULD be marked as critical when present

Universitaet zu Koeln

Organization: Universitaet zu Koeln
Organization unit: Zentrum fuer Angewandte Informatik
State / Province: Nordrhein-Westfalen
Locality: Koeln
Country: DE

Universitaet zu Koeln

Organization: Universitaet zu Koeln
State / Province: Nordrhein-Westfalen
Locality: Koeln
Country: DE

Time untill certificate expires

This certificate will expire on

Certificate Details

Serial Number (hex): 18:54:5c:05:23:78:4a
Serial Number (int): 6848153640990794
Serial Number lenght: 53 bits, 7 octets

SubjectKeyId: 99:e6:85:c5:61:e9:a1:86:73:15:07:7b:0f:ff:ff:b7:81:18:ad:82
AuthorityKeyId: 2a:ea:89:eb:0e:b2:d0:29:c5:fe:f9:4c:a5:76:dc:b7:6f:4f:09:ba

Fingerprint (sha1): 2f:bd:bd:06:69:8d:7a:98:16:1f:cd:e1:67:9c:69:02:bd:50:53:15
Fingerprint (sha256): 43:a8:9c:be:dc:f5:eb:da:f1:10:20:63:d8:d7:bc:84:9e:d3:65:f4:ab:72:1c:ac:65:9a:35:9c:c0:f0:a6:86

Issuing Certificate URL: http://cdp1.pca.dfn.de/uni-koeln-ca/pub/cacert/cacert.crt
Issuing Certificate URL: http://cdp2.pca.dfn.de/uni-koeln-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/uni-koeln-ca/pub/crl/cacrl.crl
CRL Distribution Point: http://cdp2.pca.dfn.de/uni-koeln-ca/pub/crl/cacrl.crl

Check the revocation status for the current certificate on webrechte.uni-koeln.de
1
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details about this certificate


Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA256 with RSA



Key Usage

Digital Signature
Content Commitment
Key Encipherment
Data Encipherment

Extended Key Usages

Server Authentication

Extensions

9 extensions
No unhandled critical extensions



CA Certificate

This is not a CA certificate

Subject Alternative Names

webrechte.uni-koeln.de

Certificate

The complete raw certificate details in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIF5zCCBM+gAwIBAgIHGFRcBSN4SjANBgkqhkiG9w0BAQsFADB5MQswCQYDVQQG EwJERTEOMAwGA1UEBxMFS29lbG4xHjAcBgNVBAoTFVVuaXZlcnNpdGFldCB6dSBL b2VsbjEUMBIGA1UEAxMLVW5pS29lbG4gQ0ExJDAiBgkqhkiG9w0BCQEWFWNhbWFz dGVyQHVuaS1rb2Vsbi5kZTAeFw0xNDEwMDgwNjQ5MjVaFw0xOTA3MDkyMzU5MDBa MIGpMQswCQYDVQQGEwJERTEcMBoGA1UECBMTTm9yZHJoZWluLVdlc3RmYWxlbjEO MAwGA1UEBxMFS29lbG4xHjAcBgNVBAoTFVVuaXZlcnNpdGFldCB6dSBLb2VsbjEr MCkGA1UECxMiWmVudHJ1bSBmdWVyIEFuZ2V3YW5kdGUgSW5mb3JtYXRpazEfMB0G A1UEAxMWd2VicmVjaHRlLnVuaS1rb2Vsbi5kZTCCASIwDQYJKoZIhvcNAQEBBQAD ggEPADCCAQoCggEBAKudT9VZ9MEb7fDbyaRY6/Ng22BIOLM16FkVRXHFy7LreHAx qiOFIkgqn+kEEu1szSbsVmVCCG7nX3CHf4JTfTXqVKFrBvVcvz2XHqpie19LwWc6 NW8Ht3aBS1uaGi2BIFh5QI1OwiILDDb6OBdk4Qx4iaKYWmIQ5S1uH7aR2PwjyjGW U35phcUu9VXTaM2NGkk1nsF5vL7ijDPr3XEkq17rDultUFsD0rFhaU5TSxGsGqPL elcSZj9BebuD7w9X63ZTQxxX992KCu2dtC9LKjYQQIBitzVl43fJtEIhPfnjob9i e4rREZNeSC2zxSX8zVj+H1VzXMB7vc3IpNWVWD0CAwEAAaOCAkEwggI9ME8GA1Ud IARIMEYwEQYPKwYBBAGBrSGCLAEBBAMCMBEGDysGAQQBga0hgiwCAQQDATAPBg0r BgEEAYGtIYIsAQEEMA0GCysGAQQBga0hgiweMAkGA1UdEwQCMAAwCwYDVR0PBAQD AgTwMBMGA1UdJQQMMAoGCCsGAQUFBwMBMB0GA1UdDgQWBBSZ5oXFYemhhnMVB3sP //+3gRitgjAfBgNVHSMEGDAWgBQq6onrDrLQKcX++Uyldty3b08JujAhBgNVHREE GjAYghZ3ZWJyZWNodGUudW5pLWtvZWxuLmRlMIGDBgNVHR8EfDB6MDugOaA3hjVo dHRwOi8vY2RwMS5wY2EuZGZuLmRlL3VuaS1rb2Vsbi1jYS9wdWIvY3JsL2NhY3Js LmNybDA7oDmgN4Y1aHR0cDovL2NkcDIucGNhLmRmbi5kZS91bmkta29lbG4tY2Ev cHViL2NybC9jYWNybC5jcmwwgdMGCCsGAQUFBwEBBIHGMIHDMDMGCCsGAQUFBzAB hidodHRwOi8vb2NzcC5wY2EuZGZuLmRlL09DU1AtU2VydmVyL09DU1AwRQYIKwYB BQUHMAKGOWh0dHA6Ly9jZHAxLnBjYS5kZm4uZGUvdW5pLWtvZWxuLWNhL3B1Yi9j YWNlcnQvY2FjZXJ0LmNydDBFBggrBgEFBQcwAoY5aHR0cDovL2NkcDIucGNhLmRm bi5kZS91bmkta29lbG4tY2EvcHViL2NhY2VydC9jYWNlcnQuY3J0MA0GCSqGSIb3 DQEBCwUAA4IBAQC3azfjOaEmpbZEI1R/DeBY0P1Efs5Xn4fEsL7cG7RU2Ee8K2U3 HYZo7zaO257vv3JWrmv834s9Zniqr0zP1VG1ttGWHbzpEPqgADr4qdjm11RJbIK+ 0k7Pi/ho8eJUCD9dWYi1PV5uF8Q9oeLwO1vJ32NM0jWcpUmDAhqVVrwnyY61bhS8 OPcn4doNU3AOBk9MwVBIl3pzXmUbi/Ob+oGHsND//qgyWRJjL7k9OWVQPB1dKncy +/fUdbLttvS86Jkrf6NKP0tiRFg21uOgoFlMPPf1bJe9FXU0arhMnFci8S0AezDX /NHJeY79Fk9fpiO8odIa06dwbp7bqSeZ+Or9 -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAq51P1Vn0wRvt8NvJpFjr 82DbYEg4szXoWRVFccXLsut4cDGqI4UiSCqf6QQS7WzNJuxWZUIIbudfcId/glN9 NepUoWsG9Vy/PZceqmJ7X0vBZzo1bwe3doFLW5oaLYEgWHlAjU7CIgsMNvo4F2Th DHiJophaYhDlLW4ftpHY/CPKMZZTfmmFxS71VdNozY0aSTWewXm8vuKMM+vdcSSr XusO6W1QWwPSsWFpTlNLEawao8t6VxJmP0F5u4PvD1frdlNDHFf33YoK7Z20L0sq NhBAgGK3NWXjd8m0QiE9+eOhv2J7itERk15ILbPFJfzNWP4fVXNcwHu9zcik1ZVY PQIDAQAB -----END PUBLIC KEY-----

ASN1 Decoded