mail.tk.rwth-aachen.de

Issued by RWTH Aachen CA

About this certificate


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

While the certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates.

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

Revocation information

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

Check the revocation status for the current certificate on mail.tk.rwth-aachen.de
0
DNS Names
1
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details about this certificate


Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA1 with RSA



Key Usage

Digital Signature
Content Commitment
Key Encipherment

Extended Key Usages

Client Authentication
Server Authentication

Extensions

8 extensions
No unhandled critical extensions



CA Certificate

This is not a CA certificate

Subject Alternative Names

This certificate doesn't contain any subject alternative names (DNS Name). [email protected]

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFFzCCA/+gAwIBAgIEEYSPzjANBgkqhkiG9w0BAQUFADBeMQswCQYDVQQGEwJE RTEUMBIGA1UEChMLUldUSCBBYWNoZW4xFzAVBgNVBAMTDlJXVEggQWFjaGVuIENB MSAwHgYJKoZIhvcNAQkBFhFjYUByd3RoLWFhY2hlbi5kZTAeFw0xMTAyMjMxMzU3 MTlaFw0xNjAyMjIxMzU3MTlaMIGDMQswCQYDVQQGEwJERTEUMBIGA1UEChMLUldU SCBBYWNoZW4xPTA7BgNVBAsTNFByb2Zlc3N1ciBmLiBUZXh0bGluZ3Vpc3RpayB1 bmQgVGVjaG5pa2tvbW11bmlrYXRpb24xHzAdBgNVBAMTFm1haWwudGsucnd0aC1h YWNoZW4uZGUwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQC9XvPjEOVH LgzKnOUUodEougqE0sxJ2jeCceBolDo6AqJAl5W2ROcyPbxWr+90yo0H/R0FA47v O43TMBJCcWEACxfipsKsClX6DzLZX0C7vXrLKVJAe1Xv2vco58R1D2qbOpkos8y1 XomyRGl6dGCw7r2vyUX99vhnn2e56cxvyTjn1ygPjZnQibyH590QywGIAIaOC7GO mRk8qvfxgD4z69xvOBnWR7H5jVYzslAhGz4XXpZzdBqFf/yfavWuX1gi+Gkj3Pxg +iKFVrD98z+EHGfRjvv0H6V1y36+E2vmCi5ucMU4APZeXRFtdcx4y6FnUQ+croIT 8rhvfwSlCmdBAgMBAAGjggG1MIIBsTAJBgNVHRMEAjAAMAsGA1UdDwQEAwIF4DAd BgNVHSUEFjAUBggrBgEFBQcDAgYIKwYBBQUHAwEwHQYDVR0OBBYEFN0SCJ6CM8Xb 4v2sWJOB5gmeWqwhMB8GA1UdIwQYMBaAFG7VPsAcL3HJPL9JTu9qVUjs0fI4MCYG A1UdEQQfMB2BG3dlYm1hc3RlckB0ay5yd3RoLWFhY2hlbi5kZTB5BgNVHR8EcjBw MDagNKAyhjBodHRwOi8vY2RwMS5wY2EuZGZuLmRlL3J3dGgtY2EvcHViL2NybC9j YWNybC5jcmwwNqA0oDKGMGh0dHA6Ly9jZHAyLnBjYS5kZm4uZGUvcnd0aC1jYS9w dWIvY3JsL2NhY3JsLmNybDCBlAYIKwYBBQUHAQEEgYcwgYQwQAYIKwYBBQUHMAKG NGh0dHA6Ly9jZHAxLnBjYS5kZm4uZGUvcnd0aC1jYS9wdWIvY2FjZXJ0L2NhY2Vy dC5jcnQwQAYIKwYBBQUHMAKGNGh0dHA6Ly9jZHAyLnBjYS5kZm4uZGUvcnd0aC1j YS9wdWIvY2FjZXJ0L2NhY2VydC5jcnQwDQYJKoZIhvcNAQEFBQADggEBAJ03ZvO5 U5TKpOLizxMCy1OpQyt7qPHgS3MdQo7gyrBapnuGnA8xbyTPfeAiCEauUjCR52/R 4H0WdFLE+ufa8CwbxXsWDfPaUXgY3RiOFlBDm5Z9GSHa6BzR88lPkk7Ajj9VAYf+ FyHc/q2JAeBPSDI1rfDDKoi29mK+HkhV2MHlJoQUUtkJE+j3kjfB7SsFH/QCds/O 4GpRd7JjlFWoZ3qcYhzfSsjihaZXgA55iy7X5DVetmfXYs3+h2yTydKNnxh/FtH6 OcshZIXXaZWVArwIDa3rC6WbDnlwJAu5PVxhNVbJvh7/9OMq/agJiC6O2gUe61b1 7hI6qBbdGjHfq4c= -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvV7z4xDlRy4MypzlFKHR KLoKhNLMSdo3gnHgaJQ6OgKiQJeVtkTnMj28Vq/vdMqNB/0dBQOO7zuN0zASQnFh AAsX4qbCrApV+g8y2V9Au716yylSQHtV79r3KOfEdQ9qmzqZKLPMtV6JskRpenRg sO69r8lF/fb4Z59nuenMb8k459coD42Z0Im8h+fdEMsBiACGjguxjpkZPKr38YA+ M+vcbzgZ1kex+Y1WM7JQIRs+F16Wc3QahX/8n2r1rl9YIvhpI9z8YPoihVaw/fM/ hBxn0Y779B+ldct+vhNr5goubnDFOAD2Xl0RbXXMeMuhZ1EPnK6CE/K4b38EpQpn QQIDAQAB -----END PUBLIC KEY-----

ASN1 Decoded

[c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2 . . . . . . . . [c:0|t:2|false] INTEGER 293900238 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption) . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'DE' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'RWTH Aachen' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'RWTH Aachen CA' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.9.1 (emailAddress) . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String '[email protected]' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2011-02-23 13:57:19 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-02-22 13:57:19 +0000 UTC . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'DE' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'RWTH Aachen' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Professur f. Textlinguistik und Technikkommunikation' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'mail.tk.rwth-aachen.de' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption) . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (2160 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 23905862551933880947108866740489332164265348954479509466723000683575289800075415728142691581924332695368872216906483551445246456390582621326375346257632092190906715273679289308297577756291976091671217840760025587920003226701860355170293817494203424858795547679761358608724379352275744267413724820723647057484367562733401165103024063998688435433300139161747679331833422018476163739656841403176037275076976804381591435960607735431666473261432731585630660468401186224906876522826353356300558134555122430977141323938659494569275534420087610592381171547345056505364447002309950205210000639137578288749537883239971121948481 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537 . . . . . . . . [c:2|t:3|true] ORAddress . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits) 05e0 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:3|t:29|false] . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 6ed53ec01c2f71c93cbf494eef6a5548ecd1f238 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (31 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:1|false] IA5String '[email protected]' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31 (cRLDistributionPoints) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (114 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cdp1.pca.dfn.de/rwth-ca/pub/crl/cacrl.crl' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cdp2.pca.dfn.de/rwth-ca/pub/crl/cacrl.crl' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (135 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cdp1.pca.dfn.de/rwth-ca/pub/cacert/cacert.crt' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cdp2.pca.dfn.de/rwth-ca/pub/cacert/cacert.crt' . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption) . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:3|false] BIT STRING (2048 bits) 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