DV SSL/TLS Certificate for kungfuausbilder.de

Certificate is witin its validity period

Issued by Let's Encrypt (R10)

About the kungfuausbilder.de DV SSL/TLS Certificate

This certificate with serial number 05:e7:f7:eb:3d:fb:0e:37:f2:2f:8c:20:4b:e0:4c:09:02:1e for kungfuausbilder.de was issued on by Let's Encrypt.

With 2 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 kungfuausbilder.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:e7:f7:eb:3d:fb:0e:37:f2:2f:8c:20:4b:e0:4c:09:02:1e
Serial Number (int): 514496197179376303236838582051966770807326
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 17:b0:0b:fa:98:eb:86:66:d4:f7:82:56:d0:c1:8a:24:73:63:29:10
Authority Key Identifier: bb:bc:c3:47:a5:e4:bc:a9:c6:c3:a4:72:0c:10:8d:a2:35:e1:c8:e8

Fingerprint (SHA-1): 3c:43:4e:75:79:60:b1:e6:ff:03:ba:89:e2:e0:3f:eb:f3:4d:1b:95
Fingerprint (SHA-256): 3a:90:84:4a:07:10:a5:f6:f7:f2:ed:0a:65:9d:62:d2:98:22:76:9d:e6:b5:5e:98:8b:81:34:1a:40:06:f9:67

Issuing Certificate URL: http://r10.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r10.c.lencr.org/31.crl

Check the revocation status for certificate kungfuausbilder.de
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for kungfuausbilder.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
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFGDCCBACgAwIBAgISBef36z37DjfyL4wgS+BMCQIeMA0GCSqGSIb3DQEBCwUA
MDMxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQwwCgYDVQQD
EwNSMTAwHhcNMjUwNTIzMTExMjUwWhcNMjUwODIxMTExMjQ5WjAdMRswGQYDVQQD
ExJrdW5nZnVhdXNiaWxkZXIuZGUwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEK
AoIBAQDYWRR6ClaOGY3rJxe9UgXrUge6xRPBzqWJdy7wFSbI1dWo/poNQowsiuTo
jyfSodxiSs6rU7q8Q5SM7Isg+J6i86cJtMoNrpVtHVwDR3SNQSREPRG5CApXqEko
Nckp9/8nLPJxnJOn6FgR4Pk0J+IgKKhUw9HFMALqUkvXVz8qGyWBAGfzh+0cnj4i
tbwW9eZWwwl6oD2EA6c+42wdHxVlc8j/KCx4jQCLloIAe1dQIWRwPqw9AeDRp56j
JbnWK5bYcknyqUYT0B20qaLF/Qq5D9slZRjmqV5NYsD+tsJGa4RoZiagg3vret7K
xkx8YH+bolHdNkIS9hWWHiVhrcl1AgMBAAGjggI6MIICNjAOBgNVHQ8BAf8EBAMC
BaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAw
HQYDVR0OBBYEFBewC/qY64Zm1PeCVtDBiiRzYykQMB8GA1UdIwQYMBaAFLu8w0el
5LypxsOkcgwQjaI14cjoMDMGCCsGAQUFBwEBBCcwJTAjBggrBgEFBQcwAoYXaHR0
cDovL3IxMC5pLmxlbmNyLm9yZy8wNQYDVR0RBC4wLIISa3VuZ2Z1YXVzYmlsZGVy
LmRlghZ3d3cua3VuZ2Z1YXVzYmlsZGVyLmRlMBMGA1UdIAQMMAowCAYGZ4EMAQIB
MC4GA1UdHwQnMCUwI6AhoB+GHWh0dHA6Ly9yMTAuYy5sZW5jci5vcmcvMzEuY3Js
MIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDwAHYA7TxL1ugGwqSiAFfbyyTiOAHfUS/t
xIbFcA8g3bc+P+AAAAGW/Q4TigAABAMARzBFAiEAzVI5d7KMEsygQ5BVwIVC6dL2
m454jD/ANawt5qSaH5kCIChydxgyTPhDthuc+6bnW2/o4OmVa4nBK47nD1OlblyV
AHYADeHyMCvTDcFAYhIJ6lUu/Ed0fLHX6TDvDkIetH5OqjQAAAGW/Q4TmwAABAMA
RzBFAiEA/mK+ncojHqniXg8aNInQwsb0fK/L5u2SpKXhe6Ka63cCIA+BMKPx4OIj
YYqIy84lBXMoex+g69dTlBA/bA/XbbtmMA0GCSqGSIb3DQEBCwUAA4IBAQC19jTs
72WQJuqDpuax1Oygy2qIcV62VmSpp6Dc3G89fZCxkhxGS72mgGKWNZM+YV4YBhwW
gj+wBxC045jIjv6FkG9QOL+7gXGAAGabkbaMbaOZQDaTFxZUe91RV0kGZE0HZDPD
n5fLYvbjTKGMegZ00zU2AsXmQ9Tt5mDl0DOs9L34fkPuvWDI99NKVu2DcIeeuRok
y0IAzZqDPy3khNxTS181ShyfWHwJNaRbeJndjG4gJtqgkSqoILoL24qoeSup+Xf+
tJvBYCzISfeN0i/ZWn58NCfl1BMRctGIgsqQrCDEHrZWcZsPNxuQpAXHZXw5KmKU
MI5mdN9VSfOkrrP9
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2FkUegpWjhmN6ycXvVIF
61IHusUTwc6liXcu8BUmyNXVqP6aDUKMLIrk6I8n0qHcYkrOq1O6vEOUjOyLIPie
ovOnCbTKDa6VbR1cA0d0jUEkRD0RuQgKV6hJKDXJKff/JyzycZyTp+hYEeD5NCfi
ICioVMPRxTAC6lJL11c/KhslgQBn84ftHJ4+IrW8FvXmVsMJeqA9hAOnPuNsHR8V
ZXPI/ygseI0Ai5aCAHtXUCFkcD6sPQHg0aeeoyW51iuW2HJJ8qlGE9AdtKmixf0K
uQ/bJWUY5qleTWLA/rbCRmuEaGYmoIN763reysZMfGB/m6JR3TZCEvYVlh4lYa3J
dQIDAQAB
-----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 514496197179376303236838582051966770807326
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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 'R10'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-05-23 11:12:50 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-08-21 11:12:49 +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 'kungfuausbilder.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
 . . . . . . . . . . . . . . . . [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 27311400851532217127705194572885835431416121826401244496759219316892523953270589592101363192025836614460879737881925093739664145330987439932678841499860228807189954602943459052332641866990898201325743670999833858812205156657925204226157628856839532877082252891653173065392367878683124968429179918507369400315586898692476421161319231858792993445852339676846770144793025570123477320152757116852483675497594738993004820720964630333478408687284962461037968986993660862717983289916239661196233885471756069989814013250220630702887315050603187365641609058523059796576711366354836873655983076212810504641643937521702703843701
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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)
							17b00bfa98eb8666d4f78256d0c18a2473632910
 . . . . . . . . . . . . . . . . [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 bbbcc347a5e4bca9c6c3a4720c108da235e1c8e8
 . . . . . . . . . . . . . . . . [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 (39 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://r10.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 (46 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kungfuausbilder.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.kungfuausbilder.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 (39 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://r10.c.lencr.org/31.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)
							00f0007600ed3c4bd6e806c2a4a20057dbcb24e23801df512fedc486c5700f20ddb73e3fe000000196fd0e138a0000040300473045022100cd523977b28c12cca0439055c08542e9d2f69b8e788c3fc035ac2de6a49a1f99022028727718324cf843b61b9cfba6e75b6fe8e0e9956b89c12b8ee70f53a56e5c950076000de1f2302bd30dc140621209ea552efc47747cb1d7e930ef0e421eb47e4eaa3400000196fd0e139b0000040300473045022100fe62be9dca231ea9e25e0f1a3489d0c2c6f47cafcbe6ed92a4a5e17ba29aeb7702200f8130a3f1e0e223618a88cbce250573287b1fa0ebd75394103f6c0fd76dbb66
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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