computerschein.de
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:07:dd:3c:64:e9:8c:82:b7:54:9a:5c:c1:29:98:d2:c4:e0 was issued on by Let's Encrypt.
With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This 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. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.
We have idenified some issues with this certificate:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=computerschein.de
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:07:dd:3c:64:e9:8c:82:b7:54:9a:5c:c1:29:98:d2:c4:e0Serial Number (int): 264012907335351895840160661060057899910368
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 79:b2:d6:79:bb:e1:c4:7b:5c:53:8c:0e:42:68:57:2b:b2:7f:3f:0a
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): a0:6b:05:2e:47:85:50:34:b2:57:bd:f7:0f:f0:c8:8b:72:d6:d7:8f
Fingerprint (sha256): c7:d8:4f:89:dd:94:a8:a6:45:9b:db:93:db:8b:94:3b:01:70:80:9b:b4:c8:2a:60:ba:44:6d:db:7e:98:ff:d7
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate computerschein.de
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for computerschein.de
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
9 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
computerschein.de
www.computerschein.de
www.computerschein.de
Other certificates including the domain name computerschein.de
(limited to 100 certificates)
Certificate
The complete raw certificate details for computerschein.de in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGcjCCBVqgAwIBAgISAwfdPGTpjIK3VJpcwSmY0sTgMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMDIyMTUxMDhaFw0x OTEyMzEyMTUxMDhaMBwxGjAYBgNVBAMTEWNvbXB1dGVyc2NoZWluLmRlMIICIjAN BgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEArIR740VCExsrzpi9TM6fV8aCW7OP FszfUHcj/6f0UGiI+6IrMEeKypAbLt2Z76rNP/bmGxiGapjaTm+8coqhZ4GkBetZ KtsfA0CDh6EZMk9QSG7SAWdafkNC1ZpnWh8CwVNAxXCwMVbm+2sonQna5PlQ6U1y b1BFA6U69TNta8aRewIsQ3fAVgBOFZ+3cu7lH3iaiKfimFnm7v6ecFuYrP4/zpcx DEEhLfh4XHNlUitdfpVBwTcjmcZDK+6xjPzm4If231bGRjNuLPiAWNB/W0Vnk8TU WyoXpTK8QvgS3uylTdJKvcrhOghoKuwbXlWrnOdnZltQ2HdSuRZcQ6ulCHoTs0ca tXgXFfTXzRShOvuxDhUg2GRHqzLfTyJ/T+7kVefq9gdCUdg3UsSG8STOtHTbZMZp 5ja/L1EdzWf2o3YVVS/9U89EEFYSvIyNfaRp486wAqssET6zH0fIQi02L/HsBe8B QEko5rEXNeS/Oo4E4rNtAASB/Eg7Xx5ko4iAzurUHOx5OlHowfilu/mB1/6yIhVx 8vYMXyLt+YgGtGFQfvzwnqLa0PSCrxdCLVkEX8aHowEswshWDJhQgXcqGRnObBv3 cWmIWY9ZhMDfnrNYMpGxlUP9vcjO1U/qWULK0uVbaUi2zj9oQPpWNJXAQL+VVZRE VCMGZTUSa3PxdAkCAwEAAaOCAn4wggJ6MA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUE FjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU ebLWebvhxHtcU4wOQmhXK7J/PwowHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl 7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5p bnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5p bnQteDMubGV0c2VuY3J5cHQub3JnLzAzBgNVHREELDAqghFjb21wdXRlcnNjaGVp bi5kZYIVd3d3LmNvbXB1dGVyc2NoZWluLmRlMEwGA1UdIARFMEMwCAYGZ4EMAQIB MDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2Vu Y3J5cHQub3JnMIIBBQYKKwYBBAHWeQIEAgSB9gSB8wDxAHYAdH7agzGtMxCRIZzO JU9CcMK//V5CIAjGNzV55hB7zFYAAAFtjquFrwAABAMARzBFAiBIMU3SH4ftvpzH nSWojo1Y97HSGCtbIkh24+JwaOlXZwIhAPvRqV/re67VdelL22+egJCB/AizHOJ2 wx4ijDhCs68IAHcAKTxRllTIOWW6qlD8WAfUt2+/WHopctykwwz05UVH9HgAAAFt jquHwgAABAMASDBGAiEA1x4YR0PDnOo+q6g6aFE6e6KtM3JMcIVAKypOCcC+qiwC IQDfiIHphjJlixxjrVUZzwULyOH67E9d5cX1gHVGpGrcqTANBgkqhkiG9w0BAQsF AAOCAQEADa1n+Zfpd0WFN6gXYBVz/uimdA1GGxokxW+7Wx5/j2oDajcSrItH0yyZ Zmjx3cmnH2/Vbletq3fFQQIqkgctVDNU5aHDElWA+O5TQ9GKOXyMvowdfnPKD9iJ 85iMaMCtpDx3IjgF42TjohT/AJ6kjQXgcQJGSkNoaZrF2LUAw6zC/U+sCaQesnUU 7eHuapKD5YyITc1GbLtPW5wOb7iSiFgNIANK0Nny25mk2H2XLqmtv+nGMVIRIfg+ p+6c/CJYf66NSLw+PhglgPkike/tCgpUIu/yNe6lhOlbQEQ1P61EdeJMHS930bEy XUX7AsBwNhMbnV1vHPJApwmV36iSkA== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEArIR740VCExsrzpi9TM6f V8aCW7OPFszfUHcj/6f0UGiI+6IrMEeKypAbLt2Z76rNP/bmGxiGapjaTm+8coqh Z4GkBetZKtsfA0CDh6EZMk9QSG7SAWdafkNC1ZpnWh8CwVNAxXCwMVbm+2sonQna 5PlQ6U1yb1BFA6U69TNta8aRewIsQ3fAVgBOFZ+3cu7lH3iaiKfimFnm7v6ecFuY rP4/zpcxDEEhLfh4XHNlUitdfpVBwTcjmcZDK+6xjPzm4If231bGRjNuLPiAWNB/ W0Vnk8TUWyoXpTK8QvgS3uylTdJKvcrhOghoKuwbXlWrnOdnZltQ2HdSuRZcQ6ul CHoTs0catXgXFfTXzRShOvuxDhUg2GRHqzLfTyJ/T+7kVefq9gdCUdg3UsSG8STO tHTbZMZp5ja/L1EdzWf2o3YVVS/9U89EEFYSvIyNfaRp486wAqssET6zH0fIQi02 L/HsBe8BQEko5rEXNeS/Oo4E4rNtAASB/Eg7Xx5ko4iAzurUHOx5OlHowfilu/mB 1/6yIhVx8vYMXyLt+YgGtGFQfvzwnqLa0PSCrxdCLVkEX8aHowEswshWDJhQgXcq GRnObBv3cWmIWY9ZhMDfnrNYMpGxlUP9vcjO1U/qWULK0uVbaUi2zj9oQPpWNJXA QL+VVZREVCMGZTUSa3PxdAkCAwEAAQ== -----END PUBLIC KEY-----
ASN.1 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 264012907335351895840160661060057899910368 . . . . . . . . [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 X3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-02 21:51:08 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-31 21:51:08 +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 'computerschein.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 (4208 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 703810058239121534107756184339080902544706393051047495789539133614272029891275208093834451671485413259199934525131276715226868201026669419946261270014897532536208295502366418952225658883494789841897253689584051631652796445717188176589195661963597637044713964319542535703223023625584165645145619319890020506117294532518085415879371304414558361047848272225680428830131779056568563033539223685692334693330199018826135301264977957473309299293292203652691950539054094462722120868909246564502040385431545360325034459173363236684731685831653541529881867431057978809423217808058790166656933896665393425752909511472309692891892215270146742371375713920820193592014521409768944567049198719371128785064212807057090485065759935140323302485013074607730360025356066139283905673473183521937436682936834090770191644165896390101628818238074668310121310044692512855559680385758280449143547474905024062559346403015785495130004446193181743360543493303706701325555124063711674573285188025608457836220523782484727826151991513497716610721606331142585755448547864286801814949681082557706643885593805839631789607059155770571906854089059797941750704262955759502008825333950565390644160711531626390732375117625288483538245095649675458794825893101828679280981001 . . . . . . . . . . . . . . . . . . . . [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) 79b2d679bbe1c47b5c538c0e4268572bb27f3f0a . . . . . . . . . . . . . . . . [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 (99 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-x3.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-x3.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 (44 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'computerschein.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.computerschein.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 (69 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 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f1007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016d8eab85af0000040300473045022048314dd21f87edbe9cc79d25a88e8d58f7b1d2182b5b224876e3e27068e95767022100fbd1a95feb7baed575e94bdb6f9e809081fc08b31ce276c31e228c3842b3af08007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016d8eab87c20000040300483046022100d71e184743c39cea3eaba83a68513a7ba2ad33724c7085402b2a4e09c0beaa2c022100df8881e98632658b1c63ad5519cf050bc8e1faec4f5de5c5f5807546a46adca9 . . . . [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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