karsten-thomas.de
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:60:1a:a6:0e:b7:0e:df:26:c4:d4:2b:98:9a:f0:aa:dd:88 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=karsten-thomas.de
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:60:1a:a6:0e:b7:0e:df:26:c4:d4:2b:98:9a:f0:aa:dd:88Serial Number (int): 381151673099077094427971204646331363286408
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: be:30:e8:a0:b2:da:f9:19:d8:cc:f9:d8:98:82:57:d2:db:6f:45:27
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 32:44:92:e2:7b:fc:6b:70:0d:83:e2:f1:9c:ba:56:eb:5e:d2:73:74
Fingerprint (sha256): ca:33:a4:8a:99:7a:cf:2d:68:d7:34:ee:60:71:21:13:b2:9d:fe:48:75:3d:49:f1:31:62:e9:9e:73:32:ae:9a
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate karsten-thomas.de
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for karsten-thomas.de
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
9 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
karsten-thomas.de
www.karsten-thomas.de
www.karsten-thomas.de
Other certificates including the domain name karsten-thomas.de
(limited to 100 certificates)
karsten-thomas.de
karsten-thomas.de
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www.karsten-thomas.de
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karsten-thomas.de
Certificate
The complete raw certificate details for karsten-thomas.de in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFcTCCBFmgAwIBAgISBGAapg63Dt8mxNQrmJrwqt2IMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTExMDIwMTEwNDFaFw0y MDAxMzEwMTEwNDFaMBwxGjAYBgNVBAMTEWthcnN0ZW4tdGhvbWFzLmRlMIIBIjAN BgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzMQE4ZCDLQR1G3IpTRs57IAPpvjw xvxSoEtcRU9ykmG+f08pCxbGbEnRjuaOaLk6/i27aiimdHuEriXF4X+RjHBZ+nLc 6DgMhOlvI8cnPeyH0asqG61O2ulr0yCupQSAWhgh0uhUsdWAvkh3zGxXEvEWJBfU IE6/3P8tvNnl1IFUMPmutes5BsB3kChcNit956rcslsB7rXvhb2xfPbvDevjIrKO N0FIy+oNARnVyfSXvfmwZHus5ApfqedfhHTqtZ1rnxgYhcZo10GnzOuS100DhtVa BfsGEvzdWeuIbXkcbkplJmddIamvNL0Wi2l8o0THRhOUHt0qlLKm62i3ewIDAQAB o4ICfTCCAnkwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggr BgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBS+MOigstr5GdjM+diYglfS 229FJzAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBvBggrBgEFBQcB AQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5sZXRzZW5jcnlw dC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5sZXRzZW5jcnlw dC5vcmcvMDMGA1UdEQQsMCqCEWthcnN0ZW4tdGhvbWFzLmRlghV3d3cua2Fyc3Rl bi10aG9tYXMuZGUwTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEw KDAmBggrBgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEEBgor BgEEAdZ5AgQCBIH1BIHyAPAAdgBvU3asMfAxGdiZAKRRFf93FRwR2QLBACkGjbII mjfZEwAAAW4p4P8WAAAEAwBHMEUCIBo/b7QPpBpa43j+vEuGZyy9CJls8ucBJCKR gBPFopR4AiEAzmKBbQH97TKx+lBP2cOHJ4FECFTUx4XQN82mjcWP8rQAdgAHt1wb 5X1o//Gwxh0jFce65ld8V5S3au68YToaadOiHAAAAW4p4P8bAAAEAwBHMEUCIC1J C2zorSDi5CaRYgXF/S2cPdyJv01vMJ+6p90xBql4AiEAuWHrMOsG9DV3y7Dh+y+k Opa5i1kc0aFxIeA8mfQgui8wDQYJKoZIhvcNAQELBQADggEBAAEF2T8a3XkcOz/e r1qoPbQD7fKD4z3IkI3c5VfFWn5zNaySO+CDDRS0mdgVdjr46/tZVAzLSxTn6zuu Xo5KaGjIFoY2Nz0i5ZkUzucllxWDoOQOgOmeDB6lqyV0qtIo4piZ4e5p4FGL3ezT iCSYG9+Vz1nm394cLJ31AZV7uUzaMnyw6YvJkCYWyxZ3WGx7uBW3oH+qfLef/o2s 5gTjEysRQVbbCTmOc1pEC/lko2mtlA4yIysrG87RyMZLJa7LFRLtaIieiW34gAeq ZYdgR8zUojM3sufp7Lh74JBJzsGzrX/Cdh1pyUTjhp4jo9meg0wk7oCdaosMflZi sVaVCvk= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzMQE4ZCDLQR1G3IpTRs5 7IAPpvjwxvxSoEtcRU9ykmG+f08pCxbGbEnRjuaOaLk6/i27aiimdHuEriXF4X+R jHBZ+nLc6DgMhOlvI8cnPeyH0asqG61O2ulr0yCupQSAWhgh0uhUsdWAvkh3zGxX EvEWJBfUIE6/3P8tvNnl1IFUMPmutes5BsB3kChcNit956rcslsB7rXvhb2xfPbv DevjIrKON0FIy+oNARnVyfSXvfmwZHus5ApfqedfhHTqtZ1rnxgYhcZo10GnzOuS 100DhtVaBfsGEvzdWeuIbXkcbkplJmddIamvNL0Wi2l8o0THRhOUHt0qlLKm62i3 ewIDAQAB -----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 381151673099077094427971204646331363286408 . . . . . . . . [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 2019-11-02 01:10:41 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-31 01:10:41 +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 'karsten-thomas.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 25849274817525393634536159258739374568443945560382225922575531358916859165889883530886936129504219161980899091674966648259335212174195369831159437403950174575891604426994237648808782834064003323889636164306351648342298830118620176402204678542884756297046857201088762824928776390521966202256588827718289973501681202271974944703543269732751197420250866571927605394409946973847301635928826088290539126511509672616710934601376930238671521583226583745571063831567064299826543760624909563737161014202214596732790062391693130594685767792245763850161177442637102437239343244163102229734919567280918366509021986227357475190651 . . . . . . . . . . . . . . . . . . . . [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) be30e8a0b2daf919d8ccf9d8988257d2db6f4527 . . . . . . . . . . . . . . . . [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 'karsten-thomas.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.karsten-thomas.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) 00f00076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016e29e0ff16000004030047304502201a3f6fb40fa41a5ae378febc4b86672cbd08996cf2e7012422918013c5a29478022100ce62816d01fded32b1fa504fd9c3872781440854d4c785d037cda68dc58ff2b400760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016e29e0ff1b000004030047304502202d490b6ce8ad20e2e426916205c5fd2d9c3ddc89bf4d6f309fbaa7dd3106a978022100b961eb30eb06f43577cbb0e1fb2fa43a96b98b591cd1a17121e03c99f420ba2f . . . . [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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