DV SSL/TLS Certificate for www.joschua.de

Certificate is witin its validity period

Issued by Let's Encrypt (E6)

About the www.joschua.de DV SSL/TLS Certificate

This certificate with serial number 05:48:47:f0:7e:ab:8a:90:34:c7:ca:9e:c9:44:2c:f3:b7:a3 for www.joschua.de was issued on by Let's Encrypt.

With 4 subject alternative names, this certificate can be used to secure multiple FQDNs. This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for www.joschua.de provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 05:48:47:f0:7e:ab:8a:90:34:c7:ca:9e:c9:44:2c:f3:b7:a3
Serial Number (int): 460157383985230089104061091648310776936355
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 50:26:7b:7d:9a:de:b8:cd:07:ed:4a:62:ac:19:0c:29:0c:65:1e:fa
Authority Key Identifier: 93:27:46:98:03:a9:51:68:8e:98:d6:c4:42:48:db:23:bf:58:94:d2

Fingerprint (SHA-1): 4b:64:b1:4d:e8:ec:57:dc:2e:9f:c5:9f:97:b8:2d:a9:ac:94:20:45
Fingerprint (SHA-256): b2:e8:9e:de:96:c4:6c:c0:81:2b:13:42:d8:f0:ce:1a:39:50:d4:94:bd:4a:21:2b:69:bf:ee:b5:71:11:8e:30

Issuing Certificate URL: http://e6.i.lencr.org/

Revocation Information

CRL Distribution Point: http://e6.c.lencr.org/36.crl

Check the revocation status for certificate www.joschua.de
4
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for www.joschua.de

Public Key Algorithm
ECDSA
Key Size
256
Signature Algorithm
ECDSA with SHA384
Key Usage
Digital Signature
Extended Key Usages
Server Authentication
Client Authentication
Extensions
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for www.joschua.de in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIDujCCA0GgAwIBAgISBUhH8H6ripA0x8qeyUQs87ejMAoGCCqGSM49BAMDMDIx
CzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQDEwJF
NjAeFw0yNTA1MTgxMTM2NDJaFw0yNTA4MTYxMTM2NDFaMBkxFzAVBgNVBAMTDnd3
dy5qb3NjaHVhLmRlMFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAE7ELLpv5LHXq+
9TeZlOdI0XYtx8l/nV8TzxGAWwhw35pT8MVmslAdJA/Wt6X8RaonOqkKLQCL7rpu
o+2QQssUaKOCAk4wggJKMA4GA1UdDwEB/wQEAwIHgDAdBgNVHSUEFjAUBggrBgEF
BQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUUCZ7fZreuM0H
7UpirBkMKQxlHvowHwYDVR0jBBgwFoAUkydGmAOpUWiOmNbEQkjbI79YlNIwMgYI
KwYBBQUHAQEEJjAkMCIGCCsGAQUFBzAChhZodHRwOi8vZTYuaS5sZW5jci5vcmcv
MEsGA1UdEQREMEKCD2pvc2NodWEtZmluay5kZYIKam9zY2h1YS5kZYITd3d3Lmpv
c2NodWEtZmluay5kZYIOd3d3Lmpvc2NodWEuZGUwEwYDVR0gBAwwCjAIBgZngQwB
AgEwLQYDVR0fBCYwJDAioCCgHoYcaHR0cDovL2U2LmMubGVuY3Iub3JnLzM2LmNy
bDCCAQQGCisGAQQB1nkCBAIEgfUEgfIA8AB1AKRCxQZJYGFUjw/U6pz7ei0mRU2H
qX8v30VZ9idPOoRUAAABluNkKigAAAQDAEYwRAIgbf0quAbZJDtTvfZVwq4bq2Kv
8UKJUA2GA314anGNnmYCIAIs3TnKqsy9DFDSaH2QBNdjx1yfR1nmSwlTwfEykSB2
AHcADeHyMCvTDcFAYhIJ6lUu/Ed0fLHX6TDvDkIetH5OqjQAAAGW42Qx+QAABAMA
SDBGAiEAlRnGYhnWoBsPfkZiCr+SCFvZ2MeLWpkmqU7ZDfmJ2PYCIQD5ONx9CT7l
dTzGPEkqZqURLmSWEt4bh4kg2iYZNtiBeTAKBggqhkjOPQQDAwNnADBkAjBd6TLf
6Xh6s3sKPqZTeIg//TM8EZZPXPhCiRTKb8GLDylHREaVQiY/rL1B0tATtd0CMAqD
GvZ32RN+8ShBrs1EC/7EMISN9NA5Y1ERjHMeIU599oA7JCpZjrx0LIUhuV3ECg==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAE7ELLpv5LHXq+9TeZlOdI0XYtx8l/
nV8TzxGAWwhw35pT8MVmslAdJA/Wt6X8RaonOqkKLQCL7rpuo+2QQssUaA==
-----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 460157383985230089104061091648310776936355
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.4.3.3
 . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'E6'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-05-18 11:36:42 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-08-16 11:36:41 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'www.joschua.de'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.3.1.7
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (520 bits)
				0004ec42cba6fe4b1d7abef5379994e748d1762dc7c97f9d5f13cf11805b0870df9a53f0c566b2501d240fd6b7a5fc45aa273aa90a2d008beeba6ea3ed9042cb1468
 . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (1 bits)
							0780
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							50267b7d9adeb8cd07ed4a62ac190c290c651efa
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 9327469803a951688e98d6c44248db23bf5894d2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (38 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://e6.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (68 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'joschua-fink.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'joschua.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.joschua-fink.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.joschua.de'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (12 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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (38 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://e6.c.lencr.org/36.crl'
 . . . . . . . . . . . . . . . . [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)
							00f0007500a442c506496061548f0fd4ea9cfb7a2d26454d87a97f2fdf4559f6274f3a845400000196e3642a28000004030046304402206dfd2ab806d9243b53bdf655c2ae1bab62aff14289500d86037d786a718d9e660220022cdd39caaaccbd0c50d2687d9004d763c75c9f4759e64b0953c1f1329120760077000de1f2302bd30dc140621209ea552efc47747cb1d7e930ef0e421eb47e4eaa3400000196e36431f900000403004830460221009519c66219d6a01b0f7e46620abf92085bd9d8c78b5a9926a94ed90df989d8f6022100f938dc7d093ee5753cc63c492a66a5112e649612de1b878920da261936d88179
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.4.3.3
 . . . . [c:0|t:3|false] BIT STRING (816 bits)
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 14454215412807763239438661469297149410046160242841835078606195244732450654546591352016156917377217454528769624880605
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 1617964914307214057014222719548865007521827262043793169844394051769227792985905146874941672204107416810785412596746