computerschein.de
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:f6:d1:69:3e:16:b3:39:c2:b8:62:c0:79:3d:16:6b:63: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): 04:f6:d1:69:3e:16:b3:39:c2:b8:62:c0:79:3d:16:6b:63:e0Serial Number (int): 432436961091188924819611177735999279817696
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: c7:61:08:32:d0:98:80:b7:5a:94:8d:2f:3d:66:27:76:ec:d1:9e:3b
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): c7:b6:42:77:c9:1b:0f:82:e0:c1:28:1e:46:a1:33:cf:fc:21:38:a9
Fingerprint (sha256): 02:96:db:09:a3:a2:2a:eb:7c:de:91:91:2f:af:51:61:9e:7e:28:fe:d0:06:45:01:66:1d:36:7b:0b:e8:c9:b7
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----- MIIGcjCCBVqgAwIBAgISBPbRaT4WsznCuGLAeT0Wa2PgMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMDIwMDMxMTNaFw0y MDAzMDEwMDMxMTNaMBwxGjAYBgNVBAMTEWNvbXB1dGVyc2NoZWluLmRlMIICIjAN BgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEArVNUDJpcq+/dusKCAmtXUYQ00p+g hCz9EMtzjBA+hvp2UD8QJMIdOu6a2CUt+f+bz9B0aVR7RDHX5vUSzX50IKySTCyS SjwF0bEdheuo7nri3Qx9hZzSaXhxV3375VS6Xav4Qf2KDqn/7JMQIemXhaot8/Dd blDbb2nIfA0VPkhJ2ZsLp7aI/t4QPcbrpoqMsYG7/Oireyjbq/V+vwzVyex/kx3s wM+m2DrTCy9Ju5MxwxZ0e7vK2jGrVh9H9c56PgTkHfcJfZTa9QPFX15ASHbYTDYy rkyhYZ3Tep5ShKz3aiCdniMy/BaiLC0LlAGgQUkx7G5KQBSE31RRpBLRWzxLaMYK 7w4z8kt0HGkKE0jFt9j3CpOBHfI/2RYGPaEm9uN36mmympiT+DBgoChDm6tGAlbr 1HKzmKMylwxaDK+ypoaAggvLXUDlaZDrbKeSuX9Rg88iPV+72iERLw8ZpG30eZwV qsL1XBVPDfcFp+SbQsTjppLeOiy8/KMD20T0QdyLy1tUv6enVy1nj+9zq6T8NkjA 9ukLDySnv98zbMb24TmaY0qHEuZVfatD3xqDwcXVveblrk4+QuDtSCd7lM46LzqW eWn7Rqvr8xoi+3zJtmqf//X4afu6UtQ7SO97xWMQmn3G1bJgruKx49p0cSdlx5vN NNgHOcPAdY2b0tUCAwEAAaOCAn4wggJ6MA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUE FjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU x2EIMtCYgLdalI0vPWYnduzRnjswHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl 7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5p bnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5p bnQteDMubGV0c2VuY3J5cHQub3JnLzAzBgNVHREELDAqghFjb21wdXRlcnNjaGVp bi5kZYIVd3d3LmNvbXB1dGVyc2NoZWluLmRlMEwGA1UdIARFMEMwCAYGZ4EMAQIB MDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2Vu Y3J5cHQub3JnMIIBBQYKKwYBBAHWeQIEAgSB9gSB8wDxAHYAXqdz+d9WwOe1Nkh9 0EngMnqRmgyEoRIShBh1loFxRVgAAAFuxDum6QAABAMARzBFAiEAgAY7CZVfJ7pN +6ncBypsBrtGhYV95W4c2VmF1xVwtJICIAujX+uvBBpCPgutLLvvY0Z2zMtpQeju FWyIw/pD19z4AHcAsh4FzIuizYogTodm+Su5iiUgZ2va+nDnsklTLe+LkF4AAAFu xDum2gAABAMASDBGAiEA0dLGz4xlFB+9s4+3eFjgOq+ruYqsovPVbbRQJFw4kxUC IQDq/lf80DP850o5RF8+8F5oZHsgYgRd3Ycg7b+ZGXfb/DANBgkqhkiG9w0BAQsF AAOCAQEAE5lbQHZIvjv+jZlRhlC8wGO+FKBPwPND04qXzCviqhttOfHXYWNh/de7 525A1BmWlkr7S1QwXdbtuTDiPUXyk5ZugQRBWzrx0AGE2y8hgxvQOga6XvI3IQhm 7EKquI4kjsU7VEeYfjlZRGsQoR1QroZpgz+WF7j+A3CgPrhdRnIWzpFWb5FsHM7m zwde2TQh02Kceqa6qOOYpnYRv4Hs4bFN4KvV8wLnYbw6iueWu2D+0p4FXYhWquAC GI/7eWdmSEj2w2Qf8AWCrj1yXfHxD169ij5BZnPWA2ZDimp06ogvt4ONLyHMSVjk AVBE7ZrShP2pbChyfVtGrJJhwYuYbQ== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEArVNUDJpcq+/dusKCAmtX UYQ00p+ghCz9EMtzjBA+hvp2UD8QJMIdOu6a2CUt+f+bz9B0aVR7RDHX5vUSzX50 IKySTCySSjwF0bEdheuo7nri3Qx9hZzSaXhxV3375VS6Xav4Qf2KDqn/7JMQIemX haot8/DdblDbb2nIfA0VPkhJ2ZsLp7aI/t4QPcbrpoqMsYG7/Oireyjbq/V+vwzV yex/kx3swM+m2DrTCy9Ju5MxwxZ0e7vK2jGrVh9H9c56PgTkHfcJfZTa9QPFX15A SHbYTDYyrkyhYZ3Tep5ShKz3aiCdniMy/BaiLC0LlAGgQUkx7G5KQBSE31RRpBLR WzxLaMYK7w4z8kt0HGkKE0jFt9j3CpOBHfI/2RYGPaEm9uN36mmympiT+DBgoChD m6tGAlbr1HKzmKMylwxaDK+ypoaAggvLXUDlaZDrbKeSuX9Rg88iPV+72iERLw8Z pG30eZwVqsL1XBVPDfcFp+SbQsTjppLeOiy8/KMD20T0QdyLy1tUv6enVy1nj+9z q6T8NkjA9ukLDySnv98zbMb24TmaY0qHEuZVfatD3xqDwcXVveblrk4+QuDtSCd7 lM46LzqWeWn7Rqvr8xoi+3zJtmqf//X4afu6UtQ7SO97xWMQmn3G1bJgruKx49p0 cSdlx5vNNNgHOcPAdY2b0tUCAwEAAQ== -----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 432436961091188924819611177735999279817696 . . . . . . . . [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 2019-12-02 00:31:13 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-01 00:31:13 +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 707106352968248287567825137858859604546970559930787421056138223713408679275805561619262296907322273057790144441149794541963483520696370908046480964557536826945849592453544768712148964471013308545959176413655032123354589179326899261377928899134111559448690238420080281338352277566655242047122922760169887917582682869062997937052093685444683683649704476909156683013146185921294818576157572028200119740220631358635425598382941457503539679276849377332745739560437931218787285974364463907216949405102283466939016363622157163441606071474965020897723120000313666296969148328566473789185603631733757557224426749217429840877136948309345262561645782028130676889504201581530958748290631690465488296391037534957744839930768338107902716778639311755659337115151925547338957200548222787038563606903941845803827121778719322891870047648013577311992036597698515347426079140838996212286820544771388084061500800493098827398543152983162248099338886332372975484212925326056229281408850906060387135305245647721447734213273630052749461713423511870327339439213824608379563507367588909322391114375345696513082072778620391282097090576606525566065999061353056191237750256736541865986538499964690314969449103253220784617951525656853173845809147085435366820008661 . . . . . . . . . . . . . . . . . . . . [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) c7610832d09880b75a948d2f3d662776ecd19e3b . . . . . . . . . . . . . . . . [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) 00f10076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016ec43ba6e9000004030047304502210080063b09955f27ba4dfba9dc072a6c06bb4685857de56e1cd95985d71570b49202200ba35febaf041a423e0bad2cbbef634676cccb6941e8ee156c88c3fa43d7dcf8007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016ec43ba6da0000040300483046022100d1d2c6cf8c65141fbdb38fb77858e03aafabb98aaca2f3d56db450245c389315022100eafe57fcd033fce74a39445f3ef05e68647b2062045ddd8720edbf991977dbfc . . . . [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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