ksg.de

Issued by R3

About this certificate

This digital certificate with serial number 04:ca:ee:32:cd:3d:91:b1:65:17:22:cb:61:0b:d4:47:50:82 was issued on by Let's Encrypt.

With 9 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=ksg.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:ca:ee:32:cd:3d:91:b1:65:17:22:cb:61:0b:d4:47:50:82
Serial Number (int): 417502801885682269370872326731083203170434
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 33:b8:44:3e:45:63:f3:5a:7a:2c:b8:37:78:d5:f1:ae:84:0b:f7:2c
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 32:e1:33:25:da:b5:ed:c7:c4:43:fc:7c:40:e5:50:c8:7f:29:bf:ff
Fingerprint (sha256): 97:95:01:56:05:c9:12:b5:47:bd:8e:93:c2:31:1d:9a:19:ca:7b:59:e8:c5:03:68:16:3a:a8:8e:d9:c6:92:15

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate ksg.de

9

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ksg.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

api.ksg.de
backend.ksg.de
cron.ksg.de
ksg.api.itool4.net
ksg.b01.itool4.net
ksg.cron.itool4.net
ksg.de
ksg.f01.itool4.net
www.ksg.de

Other certificates including the domain name ksg.de

(limited to 100 certificates)
ksg.de
admin.ksg.de
ksg.de
admin.ksg.de
*.ksg.de
ksg.de
ksg.de
ksg.de
ksg.de
admin.ksg.de
admin.ksg.de
ksg.de
ksg.de
ksg.de
ksg.de
ksg.de
*.ksg.de
admin.ksg.de
admin.ksg.de
ksg.de
news.ksg.de
*.ksg.de
admin.ksg.de
admin.ksg.de
ksg.de
admin.ksg.de
admin.ksg.de
admin.ksg.de
www.ksg.de
ksg.de

Certificate

The complete raw certificate details for ksg.de in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFYjCCBEqgAwIBAgISBMruMs09kbFlFyLLYQvUR1CCMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yMzA2MjAwMDI1NDNaFw0yMzA5MTgwMDI1NDJaMBExDzANBgNVBAMT
BmtzZy5kZTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAL3Uhw0kQw8J
8gIU3+e6Ac7gZILUG/bZ86f/CKTc/Ixc4HLofZheF7sixr7OLKTHQMK8qfsuR62/
NRv6SYZMbXknip7/FV7arOc4gAnpLgGcfM6rlhfbhB+pvT+TssoQZFeqw2eyPSYR
p8d6mzIWaaIW1xhqPZzhNxM+XqtYnuCaJWSEhWiSsnShvQDsjiCK/dtzakNKOCht
dNetlXw2l5xNjciCEX4aOvfphQUs7QaPoAmPMp/JRAj/LjVTK0+0BWNCjAu1Oknd
yxB8Z+yfIr5Quzr2KzusYrokg0xGHuCvr8jJzlIgJm920TddWfucfFvYkOnQWbbQ
e/eHqB8z04cCAwEAAaOCApEwggKNMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAU
BggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUM7hE
PkVj81p6LLg3eNXxroQL9ywwHwYDVR0jBBgwFoAUFC6zF7dYVsuuUAlA5h+vnYsU
wsYwVQYIKwYBBQUHAQEESTBHMCEGCCsGAQUFBzABhhVodHRwOi8vcjMuby5sZW5j
ci5vcmcwIgYIKwYBBQUHMAKGFmh0dHA6Ly9yMy5pLmxlbmNyLm9yZy8wgZkGA1Ud
EQSBkTCBjoIKYXBpLmtzZy5kZYIOYmFja2VuZC5rc2cuZGWCC2Nyb24ua3NnLmRl
ghJrc2cuYXBpLml0b29sNC5uZXSCEmtzZy5iMDEuaXRvb2w0Lm5ldIITa3NnLmNy
b24uaXRvb2w0Lm5ldIIGa3NnLmRlghJrc2cuZjAxLml0b29sNC5uZXSCCnd3dy5r
c2cuZGUwEwYDVR0gBAwwCjAIBgZngQwBAgEwggEEBgorBgEEAdZ5AgQCBIH1BIHy
APAAdwC3Pvsk35xNunXyOcW6WPRsXfxCz3qfNcSeHQmBJe20mQAAAYjWaF0RAAAE
AwBIMEYCIQCXzgDWQhAIFNXeB5hYgaWT+A+aYmmd34Ia7zSJpsxgQwIhAIVKfDeH
k7tVSpIaIr7DNkfAYZxqz0qmQsiEnhDAgG/UAHUAejKMVNi3LbYg6jjgUh7phBZw
MhOFTTvSK8E6V6NS61IAAAGI1mhdKQAABAMARjBEAiABB6NV4/AoV4Rl3L8jXaz2
0TscFOdqAh0p2kNPnu6gLAIgPQl1ah51pUuQrtrJqraETw6GCaMYOoskL+0bFLn0
wA4wDQYJKoZIhvcNAQELBQADggEBALE8o1rPFl4i9rce3Pr3KuOftcSj6N5KtyQ/
w5BEGdW2S0f/Icpd7LUizY0+eVifoxLG2cjwal/SUoq6BCMuzK8yfV4EEc0FffRv
aQ08NWqU+Aqtz6X9Yx5jx0HjhVjdmM4mr/nASUBwu3Dyb2PpICOGG8AIrFMb0uvF
E9rfwVycyENQGgf0G1FG3P8neBSRDoaPLNfnRpQfG6e92KLMDYQmtfv5QKc7lNd/
DT38UclVHPaaw+KCb7XNhnVq5FiMfGaJvzTz3+4gANl7Dk3TBPjjoQlWqIkqgaBO
jNEveHRVB8JYm351xGXpREw8btJC+2AD9W1GpNO5ZL96sQZWg7M=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvdSHDSRDDwnyAhTf57oB
zuBkgtQb9tnzp/8IpNz8jFzgcuh9mF4XuyLGvs4spMdAwryp+y5Hrb81G/pJhkxt
eSeKnv8VXtqs5ziACekuAZx8zquWF9uEH6m9P5OyyhBkV6rDZ7I9JhGnx3qbMhZp
ohbXGGo9nOE3Ez5eq1ie4JolZISFaJKydKG9AOyOIIr923NqQ0o4KG10162VfDaX
nE2NyIIRfho69+mFBSztBo+gCY8yn8lECP8uNVMrT7QFY0KMC7U6Sd3LEHxn7J8i
vlC7OvYrO6xiuiSDTEYe4K+vyMnOUiAmb3bRN11Z+5x8W9iQ6dBZttB794eoHzPT
hwIDAQAB
-----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 417502801885682269370872326731083203170434
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-06-20 00:25:43 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-09-18 00:25:42 +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 'ksg.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 23963840876663031019303053907306003923544435755109548866009759048146232498333902027231591913474565631826388525712014600615174439084622171619748083167739502353357846557671771520167583222994318330358353288894083833338212839145483946822136309684737480440288712049438969038341292902973928307471660776619426830629298514270576969267463357166954716489457498208793346788170792844731333286972495524675031021474899633095084746431298434565876383802400277702842238198302661263109787513212183585921157698728238249223808099607460639305154644876135632958595568070812479697585859963869863825529135146467639677613734470585854878536583
 . . . . . . . . . . . . . . . . . . . . [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)
							33b8443e4563f35a7a2cb83778d5f1ae840bf72c
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (145 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'api.ksg.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'backend.ksg.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cron.ksg.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ksg.api.itool4.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ksg.b01.itool4.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ksg.cron.itool4.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ksg.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ksg.f01.itool4.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ksg.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 (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 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007700b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000188d6685d11000004030048304602210097ce00d642100814d5de07985881a593f80f9a62699ddf821aef3489a6cc6043022100854a7c378793bb554a921a22bec33647c0619c6acf4aa642c8849e10c0806fd40075007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000188d6685d29000004030046304402200107a355e3f028578465dcbf235dacf6d13b1c14e76a021d29da434f9eeea02c02203d09756a1e75a54b90aedac9aab6844f0e8609a3183a8b242fed1b14b9f4c00e
 . . . . [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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