forum.ot-admin.de

Issued by Let's Encrypt Authority X1

About this certificate


This digital certificate with serial number 01:6b:a7:39:fe:f7:b1:0e:11:b1:80:88:88:cd:16:b4:b1:ae was issued on by Let's Encrypt .

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.

forum.ot-admin.de

Let's Encrypt

Organization: Let's Encrypt

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 01:6b:a7:39:fe:f7:b1:0e:11:b1:80:88:88:cd:16:b4:b1:ae
Serial Number (int): 123744781399873870996956741978148035670446
Serial Number lenght: 137 bits, 18 octets

SubjectKeyId: ee:2d:47:ad:78:4b:4f:81:3e:45:f6:30:28:1f:f9:fa:c9:97:c0:0e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 5c:e9:eb:13:77:17:bd:56:fd:32:44:64:2f:f3:bf:46:31:07:c2:ff
Fingerprint (sha256): 5c:fe:6a:12:2d:ad:52:5c:41:b0:75:67:62:8e:49:02:af:71:b3:49:94:77:50:b6:cc:ca:9c:ba:1c:28:db:47

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 forum.ot-admin.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
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

This certificate doesn't contain any other subject alternative names besides the common name of the subject: forum.ot-admin.de

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFBjCCA+6gAwIBAgISAWunOf73sQ4RsYCIiM0WtLGuMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMTAeFw0xNTEyMDQxMjI1MDBaFw0x NjAzMDMxMjI1MDBaMBwxGjAYBgNVBAMTEWZvcnVtLm90LWFkbWluLmRlMIIBIjAN BgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3R9859AQCwgQrLP9FhYdG3mc5nTv JqirugV4SlzERgh7wNYmqUX5ApwrADgJbpHJy8DD4cdkJTIqMq10xi9WUOHzlYDP 23OPIQAcvdanLxSQWPoY1qUW/HmOP2DYcf3MKZInTuJ5daeM6nqFQYXifrp0U80X SuP2ou11HjL5J9YF7lQs5Y4284DU02NSxQ1KxM5owI3ir81i0iJjuLXaoxMOyBiM jG6DibVzV+QeIUHOot7SAPsBoGXlYuT2qn1kr8uQgJow1WfahxKzK6PBfbxe3WSp fxpQrBN28KISnrEvlgMvCNPYHpW4zsCoQLuZfZwr40RewGJWAUtIYhikrQIDAQAB o4ICEjCCAg4wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggr BgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBTuLUeteEtPgT5F9jAoH/n6 yZfADjAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBwBggrBgEFBQcB AQRkMGIwLwYIKwYBBQUHMAGGI2h0dHA6Ly9vY3NwLmludC14MS5sZXRzZW5jcnlw dC5vcmcvMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDEubGV0c2VuY3J5 cHQub3JnLzAcBgNVHREEFTATghFmb3J1bS5vdC1hZG1pbi5kZTCB/gYDVR0gBIH2 MIHzMAgGBmeBDAECATCB5gYLKwYBBAGC3xMBAQEwgdYwJgYIKwYBBQUHAgEWGmh0 dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIGrBggrBgEFBQcCAjCBngyBm1RoaXMg Q2VydGlmaWNhdGUgbWF5IG9ubHkgYmUgcmVsaWVkIHVwb24gYnkgUmVseWluZyBQ YXJ0aWVzIGFuZCBvbmx5IGluIGFjY29yZGFuY2Ugd2l0aCB0aGUgQ2VydGlmaWNh dGUgUG9saWN5IGZvdW5kIGF0IGh0dHBzOi8vbGV0c2VuY3J5cHQub3JnL3JlcG9z aXRvcnkvMA0GCSqGSIb3DQEBCwUAA4IBAQAEq+6P4GpOE3NMMLlBs+JDQ/exREdW qR82QqA6lNg2pexYsqdltS7fEkkg5tLAFor7zeSbscI4Tbf0kvVykfiDBPROcWII yS+aUGcp1B8RrnerC+gIwm7zkAQvdDMXVtvU7fm3HQDh+7717Eoed5KIE4IW5DoI V5WRi0HDtLrUmpbKhPHZLavHCOePZOYvyvqXuWixcvoWUlsqj9n/Hp6IcV716n+2 l+BxfZQkIPJQGPIgGiJHVsBZ7r+HwfdAbthedpNmS9Qx7E7NRlD+QJ47rHNfpVL3 GrzmlNYfJvAKUwaj6vTdwkqDXa1jh69SGsSDeIj+4+gd7QL2vE1uggP7 -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3R9859AQCwgQrLP9FhYd G3mc5nTvJqirugV4SlzERgh7wNYmqUX5ApwrADgJbpHJy8DD4cdkJTIqMq10xi9W UOHzlYDP23OPIQAcvdanLxSQWPoY1qUW/HmOP2DYcf3MKZInTuJ5daeM6nqFQYXi frp0U80XSuP2ou11HjL5J9YF7lQs5Y4284DU02NSxQ1KxM5owI3ir81i0iJjuLXa oxMOyBiMjG6DibVzV+QeIUHOot7SAPsBoGXlYuT2qn1kr8uQgJow1WfahxKzK6PB fbxe3WSpfxpQrBN28KISnrEvlgMvCNPYHpW4zsCoQLuZfZwr40RewGJWAUtIYhik rQIDAQAB -----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 123744781399873870996956741978148035670446 . . . . . . . . [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 2015-12-04 12:25:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-03-03 12:25:00 +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 'forum.ot-admin.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 27914192665704999931031368769849024671025435197499035839440274454770565650067096872106719920171347903150754607286859507241576281817465214751705548443389569657403368883465670575199427845165882575088240793774273611240680348711518982937128349366192135542879714244226015809843021179898311655193959842677895188869721848622147628897704317805875637749890292076913911225086361369084872886922974060271352731309021172220543550778404233303978835386838133632916326815332369093129246710489826569972014077074457669666453734118436269132504523980793538495278609234118427713024596135786883170762508717452320585661942176847428916389037 . . . . . . . . . . . . . . . . . . . . [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) ee2d47ad784b4f813e45f630281ff9fac997c00e . . . . . . . . . . . . . . . . [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 (21 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'forum.ot-admin.de' . . . . . . . . . . . . . . . . [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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