pkern.at

Issued by Let's Encrypt Authority X1

About this certificate


This digital certificate with serial number 01:c4:1a:3f:6c:83:00:f2:f3:43:a4:1d:34:ae:05:90:ba:90 was issued on by Let's Encrypt .

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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.

pkern.at

Let's Encrypt

Organization: Let's Encrypt

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 01:c4:1a:3f:6c:83:00:f2:f3:43:a4:1d:34:ae:05:90:ba:90
Serial Number (int): 153842519091736101184861612571693830683280
Serial Number lenght: 137 bits, 18 octets

SubjectKeyId: 65:75:e0:ca:ac:c0:0a:cd:0d:62:77:3a:95:17:32:58:6f:52:47:8e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 6a:b7:25:c2:cf:26:b9:f3:4a:37:78:a4:2d:b4:e9:58:8e:73:78:68
Fingerprint (sha256): d2:96:51:ea:e3:ef:33:cd:60:be:16:4c:0b:71:e9:03:fd:85:35:0f:94:0f:18:2a:23:1a:d7:0d:42:46:94:dc

Issuing Certificate URL: http://cert.int-x1.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x1.letsencrypt.org/

Check the revocation status for the current certificate on pkern.at
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details about this certificate


Public Key Algorithm

RSA

Key Size

4096

Signature Algorithm

SHA256 with RSA



Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

8 extensions
No unhandled critical extensions



CA Certificate

This is not a CA certificate

Subject Alternative Names

pkern.at
www.pkern.at

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIGBTCCBO2gAwIBAgISAcQaP2yDAPLzQ6QdNK4FkLqQMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMTAeFw0xNTEwMzAyMDI0MDBaFw0x NjAxMjgyMDI0MDBaMBMxETAPBgNVBAMTCHBrZXJuLmF0MIICIjANBgkqhkiG9w0B AQEFAAOCAg8AMIICCgKCAgEAt9DxzDBU7LxJtORmTHJp1Qq7QW98VTv4vT9aBeY2 PGlzmiXpbKVdkGLVXqu1qKo+oTpPyd/HDBA/k7L6u/3kPS6GE7zB2Wepe5JkyIcf ymSkCengjTyJ35Z0Q6233x7duvMtjcrCl4wK/5thjWc2FrYF18Ml31tboI4k7LMQ OkRYm/PcktFm+hbTAiHpWG9EFDrk8qN2hgLkyn4QYoJ8uthzzR+Ib4zAGpaA+QhK QezMWGBJjeAk9aGgc3RWYmqpchdJfWg1Zp1j/tuz9M+Kawi9Pi48KX+oJ9WZxW91 z4hFw/gm54cSq2/cIXR3xbnr3g6haVP4NNP3oysTgtupiLjP1xMKCydlz0Grpwwu ysTVPR8UfUOJnyWNMkVD1R12qxB/jQe0mx+6jBWFau4zdr4F/x/f57aJxgAZe6l+ dI+60/dV3XW6tdgjVhoghJ75yBcnIuM/dWqxaq3YUpRUFHVunlPgBgLJenFgT8a3 hjcEMVRI9XBHgmpUgPLy+Iv7FeFGHEgVVO3Juj/3jGa64ZhS/LEtmJxZRCtVzP5/ z1lzZ4b335n49whB/Jjj3csRTKqk1K9dlcNw7FKA67ba2Fc9YdyPgfGiJe6x3PAm 6STnT3TarzHLBzSek+9k+Z31jLMJ+mWLJf7D7SQr9oXdtpLQ3g+QIu6RzjlRzt7d XPsCAwEAAaOCAhowggIWMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEF BQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUZXXgyqzACs0N Ync6lRcyWG9SR44wHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwcAYI KwYBBQUHAQEEZDBiMC8GCCsGAQUFBzABhiNodHRwOi8vb2NzcC5pbnQteDEubGV0 c2VuY3J5cHQub3JnLzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgxLmxl dHNlbmNyeXB0Lm9yZy8wIQYDVR0RBBowGIIIcGtlcm4uYXSCDHd3dy5wa2Vybi5h dDCCAQAGA1UdIASB+DCB9TAKBgZngQwBAgEwADCB5gYLKwYBBAGC3xMBAQEwgdYw JgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIGrBggrBgEF BQcCAjCBngyBm1RoaXMgQ2VydGlmaWNhdGUgbWF5IG9ubHkgYmUgcmVsaWVkIHVw b24gYnkgUmVseWluZyBQYXJ0aWVzIGFuZCBvbmx5IGluIGFjY29yZGFuY2Ugd2l0 aCB0aGUgQ2VydGlmaWNhdGUgUG9saWN5IGZvdW5kIGF0IGh0dHBzOi8vbGV0c2Vu Y3J5cHQub3JnL3JlcG9zaXRvcnkvMA0GCSqGSIb3DQEBCwUAA4IBAQBh0B27Q1a8 8h8BrV0qYg+NRC7bxrSH/qqeV5+z8F0iP6eiI+4iXlI0G6m18qHnicn8sEjEKKk7 a0NJ3v8mBeOiEsePGldm6pWmoEPZFze5tvaXzXKRhzNy0oxVfyzlnE+5MgzT22Wn liosz/e4d+8t1DuhW/u/ebG9jvNn5XE6zzzGn5XYrMCLIbM7T4tyh8c4ruN8Q3ip bZb2bz4QLepAmnbMWLM2qxhXD2remfRGXxGW4utyB1My7s43qjmD6p/XHmgAQa0n wRtz+MejWQN/5hb6xXCd8HoMfNvEWmOpfVLXLK51bGlriNPHwMVhrM1jfs2o+znq xZv170qREFj4 -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAt9DxzDBU7LxJtORmTHJp 1Qq7QW98VTv4vT9aBeY2PGlzmiXpbKVdkGLVXqu1qKo+oTpPyd/HDBA/k7L6u/3k PS6GE7zB2Wepe5JkyIcfymSkCengjTyJ35Z0Q6233x7duvMtjcrCl4wK/5thjWc2 FrYF18Ml31tboI4k7LMQOkRYm/PcktFm+hbTAiHpWG9EFDrk8qN2hgLkyn4QYoJ8 uthzzR+Ib4zAGpaA+QhKQezMWGBJjeAk9aGgc3RWYmqpchdJfWg1Zp1j/tuz9M+K awi9Pi48KX+oJ9WZxW91z4hFw/gm54cSq2/cIXR3xbnr3g6haVP4NNP3oysTgtup iLjP1xMKCydlz0GrpwwuysTVPR8UfUOJnyWNMkVD1R12qxB/jQe0mx+6jBWFau4z dr4F/x/f57aJxgAZe6l+dI+60/dV3XW6tdgjVhoghJ75yBcnIuM/dWqxaq3YUpRU FHVunlPgBgLJenFgT8a3hjcEMVRI9XBHgmpUgPLy+Iv7FeFGHEgVVO3Juj/3jGa6 4ZhS/LEtmJxZRCtVzP5/z1lzZ4b335n49whB/Jjj3csRTKqk1K9dlcNw7FKA67ba 2Fc9YdyPgfGiJe6x3PAm6STnT3TarzHLBzSek+9k+Z31jLMJ+mWLJf7D7SQr9oXd tpLQ3g+QIu6RzjlRzt7dXPsCAwEAAQ== -----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 153842519091736101184861612571693830683280 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . . . . . [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 'US' . . . . . . . . . . . . [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 'Let's Encrypt' . . . . . . . . . . . . [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 'Let's Encrypt Authority X1' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-10-30 20:24:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-01-28 20:24:00 +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 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'pkern.at' . . . . . . . . [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 (4208 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 749904627257884754264512130221676113025547974829135323114706002089130478963716171075341836175132295924031669052242206608637813506442209295817524247146076262705972289873056877810528783388652737105811703247921274535296133182108100990129580457997288630098897568989756683388788489455357654745128649829269729989745295002645290176582158826963088197214568869993964877769930307820612545867333056462477647456903628773422232585062917992149478736948131777574552411623591241318374667291313140483387170098518153945974796618790289052179266080816918181145300484620975550791687720107862185769551351684617772120687587262376267927431772101888069960929669407357584937150462238999788622139718253540352847281748153994615962370902771083916964450904379883915816319446874423784488892174914427148921736500885379236261546982990193694949284599524136667357645024948972886430872622632096115854314102563018819271596128967994988032630683909245453871637668683519488828306316413945866097218263037055795186584608725447792290436062964833068430348949496163366540933206388506084340707743956053367491853247577351288694215066190696360679984620250826296644564236028470143564376601940095254929671128579672981007079802255103456546031638334094914812347400536371805693532790011 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.15 (keyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits) 05a0 . . . . . . . . . . . . . . . . [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 1.3.6.1.5.5.7.3.1 (serverAuth) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [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 2.5.29.14 (subjectKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes) 6575e0caacc00acd0d62773a951732586f52478e . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1 . . . . . . . . . . . . . . . . [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 (100 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.int-x1.letsencrypt.org/' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://cert.int-x1.letsencrypt.org/' . . . . . . . . . . . . . . . . [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 (26 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'pkern.at' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.pkern.at' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (248 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.44947.1.1.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.2 (unotice) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/' . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:3|false] BIT STRING (2048 bits) 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