email.viehmann.eu

Issued by Let's Encrypt Authority X1

About this certificate


This digital certificate with serial number 01:0a:34:ba:d0:ca:fc:d3:4e:72:0b:2f:34:99:7a:c4:87:a0 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.

email.viehmann.eu

Let's Encrypt

Organization: Let's Encrypt

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 01:0a:34:ba:d0:ca:fc:d3:4e:72:0b:2f:34:99:7a:c4:87:a0
Serial Number (int): 90585199458789666448287632644228142892960
Serial Number lenght: 137 bits, 18 octets

SubjectKeyId: c3:d2:5a:7f:ac:10:42:24:a6:56:c8:d1:0e:70:b9:f4:15:8d:23:8b
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 87:78:e1:0c:f4:e1:50:9b:5c:03:cf:4b:0a:e7:10:29:20:7e:29:7e
Fingerprint (sha256): 7c:a7:f7:92:9f:0c:10:2d:d6:1b:25:46:9b:d7:a7:f1:f6:5f:9a:52:09:7b:6e:22:53:90:b9:56:d9:39:c3:0a

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 email.viehmann.eu
1
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

This certificate doesn't contain any other subject alternative names besides the common name of the subject: email.viehmann.eu

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIGBjCCBO6gAwIBAgISAQo0utDK/NNOcgsvNJl6xIegMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMTAeFw0xNTEyMjMxOTQzMDBaFw0x NjAzMjIxOTQzMDBaMBwxGjAYBgNVBAMTEWVtYWlsLnZpZWhtYW5uLmV1MIICIjAN BgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAohUC9V5rikjsnkU8Z6XcLN2kQZ5R fL06V1c9uNOQbt35WGUB0Io/EGoWgtz9ei+4rK/o7vagepJSae+cQxQC1/yRUbra 71dq77bU3h+yA0om4H7dFeTcDt0mbHwG2xWe/NNYZ/HEv3HNRX1S/HZQI0qscyM7 TXH1tiqPWgjrEhMAB+u0yXJBlC+1kXxjxe6U85ukX+pvB2ccdMQRjxL6Clx3P8yq ex4xsb5yben+h3CwZdO97yzmo++3hF6BsjZCQmE4PjEwo4uaRfL+46AckStuNVo1 CHDMjhIVeTd6hmza5Vyo45BKU6XJb9coSan7ouyrSVK/8AxwlDWmX+HnWKlu1zTC BIg04D/ticcAutTinjhWqzs1Op6V+o4AWSupHMmFDTBtq1DeQEqB+9vVXGOdgPCb UuKxsc5qz/m5I3BIRdCVs2KYPBxNnrP64Ecn47a81fPUp8rdeIwZNCmzfRnRQXZG iV2ErUKtvILb3++Vv1cEll4FiW9m7zrgwUHjKFOzitCvdiWnuwie2XiZeRnJh1jO +SlsZBxVbVE5qcFXuHdwpga7+PnrWH2Vp95acIsZgx9nQenp+UHaJOQR5EqciHpU vSaVCFQW4kIRQaQCKC1Wrlyz9XUgFlbbMZ2b8V23bgF55Tg+fcLhrULckfO/WKI+ PoKTqYeG/7koCXkCAwEAAaOCAhIwggIOMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUE FjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU w9Jaf6wQQiSmVsjRDnC59BWNI4swHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl 7/Oo7KEwcAYIKwYBBQUHAQEEZDBiMC8GCCsGAQUFBzABhiNodHRwOi8vb2NzcC5p bnQteDEubGV0c2VuY3J5cHQub3JnLzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQu aW50LXgxLmxldHNlbmNyeXB0Lm9yZy8wHAYDVR0RBBUwE4IRZW1haWwudmllaG1h bm4uZXUwgf4GA1UdIASB9jCB8zAIBgZngQwBAgEwgeYGCysGAQQBgt8TAQEBMIHW MCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCBqwYIKwYB BQUHAgIwgZ4MgZtUaGlzIENlcnRpZmljYXRlIG1heSBvbmx5IGJlIHJlbGllZCB1 cG9uIGJ5IFJlbHlpbmcgUGFydGllcyBhbmQgb25seSBpbiBhY2NvcmRhbmNlIHdp dGggdGhlIENlcnRpZmljYXRlIFBvbGljeSBmb3VuZCBhdCBodHRwczovL2xldHNl bmNyeXB0Lm9yZy9yZXBvc2l0b3J5LzANBgkqhkiG9w0BAQsFAAOCAQEAIYGr5edl bGo6gr7InA4E3uFF9QkbIKSOquV5kiYdSWM9iTgws3O7mulvf0Th/73VUxBTcHi1 9L+w983I3u1tmXxsECKnJppkhSSdkNVkAWuMrYtWJP+BBvIC/r1D7+hojvQHTIts ZX7wtLy7r4eMPXVhoc2lUKvKaQz4a9kpkiDyMKegpmB96KFIO1v7uvjrKha0bbyl Vp7lE43xeRgpf7pM6XUm1eMqeJhJnEudmV2iVLLQnME5bF0lgC7iLAzKX3Wkz7AJ luHf4zpHdchiYxzbiBEeJTs2yX8NruJhqpy3PTMb/1r8T+g6DnKWKuGo9O8J5X8t 6FzhvgVXhXRGxQ== -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAohUC9V5rikjsnkU8Z6Xc LN2kQZ5RfL06V1c9uNOQbt35WGUB0Io/EGoWgtz9ei+4rK/o7vagepJSae+cQxQC 1/yRUbra71dq77bU3h+yA0om4H7dFeTcDt0mbHwG2xWe/NNYZ/HEv3HNRX1S/HZQ I0qscyM7TXH1tiqPWgjrEhMAB+u0yXJBlC+1kXxjxe6U85ukX+pvB2ccdMQRjxL6 Clx3P8yqex4xsb5yben+h3CwZdO97yzmo++3hF6BsjZCQmE4PjEwo4uaRfL+46Ac kStuNVo1CHDMjhIVeTd6hmza5Vyo45BKU6XJb9coSan7ouyrSVK/8AxwlDWmX+Hn WKlu1zTCBIg04D/ticcAutTinjhWqzs1Op6V+o4AWSupHMmFDTBtq1DeQEqB+9vV XGOdgPCbUuKxsc5qz/m5I3BIRdCVs2KYPBxNnrP64Ecn47a81fPUp8rdeIwZNCmz fRnRQXZGiV2ErUKtvILb3++Vv1cEll4FiW9m7zrgwUHjKFOzitCvdiWnuwie2XiZ eRnJh1jO+SlsZBxVbVE5qcFXuHdwpga7+PnrWH2Vp95acIsZgx9nQenp+UHaJOQR 5EqciHpUvSaVCFQW4kIRQaQCKC1Wrlyz9XUgFlbbMZ2b8V23bgF55Tg+fcLhrULc kfO/WKI+PoKTqYeG/7koCXkCAwEAAQ== -----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 90585199458789666448287632644228142892960 . . . . . . . . [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 2015-12-23 19:43:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-03-22 19:43:00 +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 'email.viehmann.eu' . . . . . . . . [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 661237181487863545491078641906238649178483936153583328797586036670565641488335761557570405519533393943538641812786703187181389399856251214686945872193906305583816119965012007476773958407439095416312519268772359344886350100255758262543040279024312802622617328899043744683373676396591418821094423795825997592849923579338574114437787133744802671981974273826928603060204498046676855791494173471651039639432641561574988780502580257794282100329637662564030636310006001709906727534402930106030673072215799342499486120578472699915464668060942685222191626461402843637038630679472170072607888060551380019807456501277440716424969820746223052958826123927271457443666863260853525292481028604977689073424026559143227319072506505665703868826685827764667393963092550509169481905634160270457266805276267388396797431896002790673903051809456307387198645314952219151508576323519898402404351605914395537678056536290457917809624029317377383612776553513854787500750155807190869644132727624507615398616205751043659706896825632311003082342576832656651392448832159804929934111514791691662959954822776615028643048406103849928666087744489660699602250801282610417447137315556140280412768920214098228784181512562865440384168990130441825734796086448959518824466809 . . . . . . . . . . . . . . . . . . . . [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) c3d25a7fac104224a656c8d10e70b9f4158d238b . . . . . . . . . . . . . . . . [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 'email.viehmann.eu' . . . . . . . . . . . . . . . . [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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