wissen.org

Issued by Let's Encrypt Authority X1

About this certificate


This digital certificate with serial number 01:e5:4a:93:bb:ef:b9:62:cc:ec:7b:03:23:29:5b:7e:a9:68 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.

wissen.org

Let's Encrypt

Organization: Let's Encrypt

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 01:e5:4a:93:bb:ef:b9:62:cc:ec:7b:03:23:29:5b:7e:a9:68
Serial Number (int): 165136077907784944067036835418150132427112
Serial Number lenght: 137 bits, 18 octets

SubjectKeyId: 37:4c:05:ba:69:0e:9f:6b:88:92:8a:63:c5:ee:f3:d3:d4:7e:66:88
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 1d:eb:54:bc:d4:13:c4:71:5e:00:c9:e9:55:25:d5:f0:b0:77:43:de
Fingerprint (sha256): 40:f5:49:e7:7e:42:b2:2b:b2:c5:a3:9d:f2:d7:5e:89:ad:43:8c:1e:39:9c:a0:f1:2c:d0:14:48:e3:84:af:3d

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 wissen.org
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

wissen.org
www.wissen.org

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIGCDCCBPCgAwIBAgISAeVKk7vvuWLM7HsDIylbfqloMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMTAeFw0xNTEyMTgxNDEwMDBaFw0x NjAzMTcxNDEwMDBaMBUxEzARBgNVBAMTCndpc3Nlbi5vcmcwggIiMA0GCSqGSIb3 DQEBAQUAA4ICDwAwggIKAoICAQC30ROpzKvkL+1nBsnkELUXabLLVDSRj5cAZTGG BikiE2f5jeVozXl1UyO5w22du9Rb/Nvhee3zQ0AMwJp/pjrdipgWBmRNG5OBz7nz axllUouqWVIEVoGQ4rRUxAg5KpZf8HYbFA1BjmzU8VTg24KfnI3jfEPEGqGFJx6U 1m7jJXg9EgK//gIYpN6QeI5rbX1MYCEjmDko/1+YMPNanz1gwppAvw2kxPcuHN4o MPp5Z9YbLecL22vUADb7+lr0RFUv+jcmY+Xp1SZmwXWBhVi1z06unoxsaeRDOSN5 YyR9gNjpFzZ62QPscMDIwXp5p6irpnieKR2iLjl3xUNvO8/lwQWr6RHRCksPHlkC 7vIKdh/HB7DvPSpcG/B/OJe7s5i8u4GvBlsS40r+IDnsGpwZGDicpuNC9uGmVCpB 9m/Izw8Uv+ajbX0HG9EVWWk0J1fNRR2OGkDVf3hXmmNnmClFZC5nrW+B+sVl+EfS /qN/6SNTq5eR5SYx8uw96DpqD5Ya5fSH0Eb43rgmNB+fXsS6E+ZnEUXPokF9Mqv7 /L9Aem2MNH1uoJCtwRXwvXht29Tv7uG7JuEjyEsv7tggsnKrucz+WaPmTnsIrd4c z6f1QVX7sNq1jL/DhoQIEVT1+R62o/dFdH0bFGZ+3YubvX2y9CJ8LITK8ogt140q iDiD/QIDAQABo4ICGzCCAhcwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsG AQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBQ3TAW6aQ6f a4iSimPF7vPT1H5miDAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBw BggrBgEFBQcBAQRkMGIwLwYIKwYBBQUHMAGGI2h0dHA6Ly9vY3NwLmludC14MS5s ZXRzZW5jcnlwdC5vcmcvMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDEu bGV0c2VuY3J5cHQub3JnLzAlBgNVHREEHjAcggp3aXNzZW4ub3Jngg53d3cud2lz c2VuLm9yZzCB/gYDVR0gBIH2MIHzMAgGBmeBDAECATCB5gYLKwYBBAGC3xMBAQEw gdYwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIGrBggr BgEFBQcCAjCBngyBm1RoaXMgQ2VydGlmaWNhdGUgbWF5IG9ubHkgYmUgcmVsaWVk IHVwb24gYnkgUmVseWluZyBQYXJ0aWVzIGFuZCBvbmx5IGluIGFjY29yZGFuY2Ug d2l0aCB0aGUgQ2VydGlmaWNhdGUgUG9saWN5IGZvdW5kIGF0IGh0dHBzOi8vbGV0 c2VuY3J5cHQub3JnL3JlcG9zaXRvcnkvMA0GCSqGSIb3DQEBCwUAA4IBAQAAzktp U9p29iAX/1KkuN2UoOPRYk/4y4itW1K36Ys2PVbRzIYkPM6t9Gpji9VRADhB/v9o XDmi0p7VKw8MyhpsLDB1mMbBN91nASxOfVbrSWVoBgQyQ6CQUj29TiwVulkceMDg fAEEZNjI/vGAFVcqYw0ueeW/mTRLFJQ2p7oiTctRvA5drTc8nFNxyE/c0S0LCqH4 Tc+X08hxL/fh4WZaUJSLQ6I+U8uwXe4X2KGwCrcmp9XpcwIfr5JvRpJKZzQwkL1v X2TMNZuhRNStJF5RHeOA/xKLAdBZNgK8TFAvlXHSW44wb/JioTvWneZvROu8AcNp ytMjTAKAER+yyHsm -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAt9ETqcyr5C/tZwbJ5BC1 F2myy1Q0kY+XAGUxhgYpIhNn+Y3laM15dVMjucNtnbvUW/zb4Xnt80NADMCaf6Y6 3YqYFgZkTRuTgc+582sZZVKLqllSBFaBkOK0VMQIOSqWX/B2GxQNQY5s1PFU4NuC n5yN43xDxBqhhScelNZu4yV4PRICv/4CGKTekHiOa219TGAhI5g5KP9fmDDzWp89 YMKaQL8NpMT3LhzeKDD6eWfWGy3nC9tr1AA2+/pa9ERVL/o3JmPl6dUmZsF1gYVY tc9Orp6MbGnkQzkjeWMkfYDY6Rc2etkD7HDAyMF6eaeoq6Z4nikdoi45d8VDbzvP 5cEFq+kR0QpLDx5ZAu7yCnYfxwew7z0qXBvwfziXu7OYvLuBrwZbEuNK/iA57Bqc GRg4nKbjQvbhplQqQfZvyM8PFL/mo219BxvRFVlpNCdXzUUdjhpA1X94V5pjZ5gp RWQuZ61vgfrFZfhH0v6jf+kjU6uXkeUmMfLsPeg6ag+WGuX0h9BG+N64JjQfn17E uhPmZxFFz6JBfTKr+/y/QHptjDR9bqCQrcEV8L14bdvU7+7huybhI8hLL+7YILJy q7nM/lmj5k57CK3eHM+n9UFV+7DatYy/w4aECBFU9fketqP3RXR9GxRmft2Lm719 svQifCyEyvKILdeNKog4g/0CAwEAAQ== -----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 165136077907784944067036835418150132427112 . . . . . . . . [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 2015-12-18 14:10:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-03-17 14:10:00 +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 'wissen.org' . . . . . . . . [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 749906735410147470500723418637559048847095486838466341866308538286547016774777164609976133918293411495287640559657037955820015657620575927826475445917331388000894192251722134752742724456846346451275175575549433797457985018890335891518375330583658321044215776098354736210306915266844969632165256879881420991800198976066810048997972316332487624248886731184871198756468480000072525196477631398867540509975345349081688865144780764245682043683635710785428470633570076482097138553853264405508421701300081715610183114574896739426819628823892107564253410212612582262071806540300396468607576340871520314895186213717507506310566432689405307137358971784796479534631299560182297620295443405259267848727324310217523543149085340260219488418232605193004267661828577460199543805577430958759864367493202451365287767249015377039289602458341856565262745482011370026998933867918677431318019993827381493004027982059318278594527447154067059452391557523752922936997009044920713367727170637079596341796389614532563652725754164248247603329370025890233944726847539556654097181943977769466641312723379820429100546147341244580077854601769232554325729641282583013429910279813011332726079713435557706433150529936057129046630063332944900571519292279490631100302333 . . . . . . . . . . . . . . . . . . . . [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) 374c05ba690e9f6b88928a63c5eef3d3d47e6688 . . . . . . . . . . . . . . . . [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 (30 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'wissen.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.wissen.org' . . . . . . . . . . . . . . . . [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 (246 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: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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