ksg.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:3d:cf:36:f8:0b:95:c0:b9:6b:66:56:b2:54:c7:8b:f5:ed 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): 03:3d:cf:36:f8:0b:95:c0:b9:6b:66:56:b2:54:c7:8b:f5:ed
Serial Number (int): 282369517787571262426631472769992842016237
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 7e:1f:35:5a:1d:27:ac:21:55:3d:0c:75:d7:71:f2:91:27:cd:ab:46
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 58:41:7c:7d:ef:ee:18:cd:a1:10:48:fe:07:4b:62:c4:6e:16:f9:9f
Fingerprint (sha256): 62:7b:03:40:e7:e1:74:92:55:d1:6a:ee:a2:e0:80:c5:5b:ca:4e:7c:73:7b:c9:ec:b5:e7:e9:1a:fb:15:61:e1

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.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)

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA8JYy7dcF4/97Qs4hLn6r
DjoXBwb3gnmBMT0RePBCC/tjC/uV3/4TPrJQ3TTaIEVpfqbqYntScgyKPUOVFSyT
jkjWwyzVNgbdNWaAmWrVGpIZ1werGK6qJaGqOD20X/g/YNfGYnYBC3QyxD0Qhdpc
nbZkF/ANhYUfLAaSq2CNxJ5uSZERKEX1VYhalyvTP5tbspMSFM0nn3+ricdxjuWl
7x1NnaHa0BEVvXxk3jQ4DbVj6nbkOqpkUAbPuztBVBH84sA6ig92odnwYQMipJ8a
/somBkYBPV80/DEp6OeJevpZnDH0VTttfqI8GtP43WAiXV2Hc7u1Xf6hkTlRLx3X
/wIDAQAB
-----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 282369517787571262426631472769992842016237
 . . . . . . . . [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 2019-10-24 00:04:42 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-22 00:04:42 +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 30371259050453731134958359139794384000979340148164760395723419886060116517860172068183153909538799775992842378980531760418562274717667280259800659062402249054013821607786465243801018856124954376775612438722677671569615843611637012066482019820301853492837061980762404185131615733601234402037980852457882252209487717258731373963327464190468571546055497161058813054068615248360468485274626484303691613427904197884426968449668679653673692496393584488927707219733638475325415214874231080986035931785957460330638270893644500455002963826653882768394449970640950518593703618118603435518681067817333361120664776738447116064767
 . . . . . . . . . . . . . . . . . . . . [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)
							7e1f355a1d27ac21553d0c75d771f29127cdab46
 . . . . . . . . . . . . . . . . [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 (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 (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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016dfb4b5a870000040300473045022100f0914eeac971850e922a4470af7d6a65c434931ecbbec28b6e00eb07df41659502200958e68d8ce4372c4f5c7444c3ed5410c5a841099f0e278073653b1f539e280300750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016dfb4b5a2e0000040300463044022050da2c8e0ed7235826c8e78f9c298e8f57492d09fbc4da43de319ae12d6c6a690220606054df9aebb457a29ab4db363bce8d4b67c7941ea217caed4b1537fa70f073
 . . . . [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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