computerschein.de
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:7d:bd:61:86:d2:6f:d8:b7:4b:d0:4a:0b:d9:32:64:d5:98 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): 03:7d:bd:61:86:d2:6f:d8:b7:4b:d0:4a:0b:d9:32:64:d5:98Serial Number (int): 304123884138912090698030446187620958786968
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 44:5b:97:03:d8:6b:f0:60:9e:9f:f6:24:c5:12:fe:4b:75:01:e1:ea
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 28:2f:35:2f:47:1f:41:b2:15:8e:d0:80:e9:86:cb:16:cf:5e:3f:a3
Fingerprint (sha256): fe:6e:eb:f2:84:a5:10:a1:08:68:c7:32:14:d7:4c:fe:3e:e6:41:4f:19:8e:ca:ab:5b:83:ef:cf:f1:73:55:23
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----- MIIGcTCCBVmgAwIBAgISA329YYbSb9i3S9BKC9kyZNWYMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAxMzEwMDMzMDBaFw0y MDA0MzAwMDMzMDBaMBwxGjAYBgNVBAMTEWNvbXB1dGVyc2NoZWluLmRlMIICIjAN BgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAvRT6DzKisHEisWfPO35d3fxjcLH4 wJIc+AQm6+LbLaGqr6cO4LI7NBlnHPPFXe5qBcc+onQbqKlvAv9q4QiVwlJui+wz uueIUOEwvpNz8EjsZ/zXXU/1EMBoZTRUzVwXJxFxqCc2+RiuEuNS3XHCZNzZCPI0 Gs0V7OHxgvTbMgun2jRdD0Ls/MRpW/7PHWn/EVujhSdgmlrKllc5ZL1JfsuRLmd1 OTRERIcN5KI1nG2MsL49BSlM8bZsLOqvBhCNIVKBJfDmQg5KNAhb4ad9aZOuhleE mQ70DzkFBzq1F5/yOEEM3OU636p1NCd3GBDEgWvcyFLRWZdZ5rWvyIo2eq3cTA5T prPpGiTHgJd+WPXeJtD2YMxfVDaaxZE7TDus5GSY0q3KJGyhGPVzp0i+oQWprQ6f t2A8GVgR4E8CaEZlnLfoWeNjDMyoK+y0A9ayuzhhmWH1GXx05PwZLohRaTlVuBJJ 2ir5PfX6Nty6koyI73DVaU1kBMM+PZtP6hRuT0qiKQoQOE0ZuJA2Sa2koZFmF9AZ 5LJ6DSJwEIrM8luDfDKvzkETTsL6q4Rd97FwI9llitka+hhznZsxdjHL4kPiIWav VayIFKFo1vIZqDxDfVPeSeDbxMLHPj74y2gGuFOpl48P6eswwsSYBU8p3pZVGPtb oGDVFH955OYhqvsCAwEAAaOCAn0wggJ5MA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUE FjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU RFuXA9hr8GCen/YkxRL+S3UB4eowHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl 7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5p bnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5p bnQteDMubGV0c2VuY3J5cHQub3JnLzAzBgNVHREELDAqghFjb21wdXRlcnNjaGVp bi5kZYIVd3d3LmNvbXB1dGVyc2NoZWluLmRlMEwGA1UdIARFMEMwCAYGZ4EMAQIB MDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2Vu Y3J5cHQub3JnMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDwAHYAXqdz+d9WwOe1Nkh9 0EngMnqRmgyEoRIShBh1loFxRVgAAAFv+TrXmgAABAMARzBFAiB2nBIZveYlVXY8 yMC+1J31Wqw1KRxzBAPsAfvOj3+zIwIhAMRLHsCOLTrb4zHnrQtV1JN3b5k+3Cah Yb5tAoJMRUWNAHYAsh4FzIuizYogTodm+Su5iiUgZ2va+nDnsklTLe+LkF4AAAFv +TrXeAAABAMARzBFAiEAv4MdrdR4dQkUJsGWLiIIV7VpuUz6/o+bB89CAK30D0EC IFSZrSRHRpBPZAH14F4YISva6Y62hDlrmiQNv+U9MW4yMA0GCSqGSIb3DQEBCwUA A4IBAQAjd5r1XTh9TTaeBXorUjbd6jXGhewXjvZs1boZJIvdZr3XNFjqfDxJBX4C PfHgHNqhnjjJavhmsU/vfZ9gIfOl6gXHOuVrjWkdpKliH5Umt+TJ8Qx3W5OrXtm5 L05JWI3dxk3IhuzmTfuf9AVkRKOYVvCXkzEnef1QUJh7t2ApRsUQMjpcuJRu4p8A exW4LHh0ZjkGnBrUSZ34mdw1y+56vfoJgd+eefjutfKDeMEypV58HqG47iQY2pPJ X6B9DllgfDTjwTlqsJtgvavgM/2VEdzH5ZEeV2bCuVnBjeJs0BOsAcW+YJka56mH FDUVfe8cEGhu0MNQ8gC3GaUaysng -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAvRT6DzKisHEisWfPO35d 3fxjcLH4wJIc+AQm6+LbLaGqr6cO4LI7NBlnHPPFXe5qBcc+onQbqKlvAv9q4QiV wlJui+wzuueIUOEwvpNz8EjsZ/zXXU/1EMBoZTRUzVwXJxFxqCc2+RiuEuNS3XHC ZNzZCPI0Gs0V7OHxgvTbMgun2jRdD0Ls/MRpW/7PHWn/EVujhSdgmlrKllc5ZL1J fsuRLmd1OTRERIcN5KI1nG2MsL49BSlM8bZsLOqvBhCNIVKBJfDmQg5KNAhb4ad9 aZOuhleEmQ70DzkFBzq1F5/yOEEM3OU636p1NCd3GBDEgWvcyFLRWZdZ5rWvyIo2 eq3cTA5TprPpGiTHgJd+WPXeJtD2YMxfVDaaxZE7TDus5GSY0q3KJGyhGPVzp0i+ oQWprQ6ft2A8GVgR4E8CaEZlnLfoWeNjDMyoK+y0A9ayuzhhmWH1GXx05PwZLohR aTlVuBJJ2ir5PfX6Nty6koyI73DVaU1kBMM+PZtP6hRuT0qiKQoQOE0ZuJA2Sa2k oZFmF9AZ5LJ6DSJwEIrM8luDfDKvzkETTsL6q4Rd97FwI9llitka+hhznZsxdjHL 4kPiIWavVayIFKFo1vIZqDxDfVPeSeDbxMLHPj74y2gGuFOpl48P6eswwsSYBU8p 3pZVGPtboGDVFH955OYhqvsCAwEAAQ== -----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 304123884138912090698030446187620958786968 . . . . . . . . [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 2020-01-31 00:33:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-30 00:33:00 +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 '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 771387017351272055599639274898093726380522421026420469690612393993663441288167993921772743725021017989998858914768137917249751297378483193472079653980242845451379474117372405441206528360523745275222374216334917703598389960435309937638247378573831148366350801126257746708874752673980133290274840052987242173857528647036563254141037481231695431416781483079005815845325984492331251480657135386136892097168721513577795649741494163921713769965768774318043945725538956945929351277999260895291873107095532956636042810766332064960607419511505188846333188829031971863227568428600338458749369733577321633994668976795377742718422457989565502888278880902763915075911428115699478130581033850275803611141004066210201782809608979362973342965285274988498187540675334214623982956628977315779139887662162625969175785716370697390579372706227507365514091241481916335495403002519413741177841851390674813887579974526399368494538672081582552530366688979391520270614552657649993185134657786279072236146353205106321785670590049951788071163843552287952115210472801881653810272288556368519530595561800589367543365011415326254892220393449066625018211006898406770183176598828371636437030546173108384081795756978058962572765915095630813782163714998403464219962107 . . . . . . . . . . . . . . . . . . . . [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) 445b9703d86bf0609e9ff624c512fe4b7501e1ea . . . . . . . . . . . . . . . . [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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f00076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016ff93ad79a00000403004730450220769c1219bde62555763cc8c0bed49df55aac35291c730403ec01fbce8f7fb323022100c44b1ec08e2d3adbe331e7ad0b55d493776f993edc26a161be6d02824c45458d007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016ff93ad7780000040300473045022100bf831dadd47875091426c1962e220857b569b94cfafe8f9b07cf4200adf40f4102205499ad244746904f6401f5e05e18212bdae98eb684396b9a240dbfe53d316e32 . . . . [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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