www.klemmsolutions.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:64:ae:4b:d8:da:24:a8:fb:73:d5:f0:dd:77:8a:88:3f:31 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=www.klemmsolutions.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:64:ae:4b:d8:da:24:a8:fb:73:d5:f0:dd:77:8a:88:3f:31
Serial Number (int): 382709059910949357971002940650982774161201
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: c8:90:4e:3c:58:ef:1e:91:f7:8e:66:00:cb:93:68:44:3c:99:c7:2f
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): d3:4c:0b:5a:f0:b4:42:10:21:d1:1a:4c:62:0c:07:e0:03:21:a8:8e
Fingerprint (sha256): 5c:47:e9:84:9f:76:e7:ba:3f:c7:f1:2b:8f:bf:f3:20:17:7c:79:09:8b:92:dc:72:55:0e:c0:34:64:66:c1:dd

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 www.klemmsolutions.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.klemmsolutions.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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

klemmsolutions.de
www.klemmsolutions.de

Other certificates including the domain name klemmsolutions.de

(limited to 100 certificates)
marcofantastica.lima-city.de
subjoe.lima-city.de
www.klemmsolutions.de
numix.lima-city.de
www.klemmsolutions.de
www.klemmsolutions.de
pinkdragon.lima-city.de
www.klemmsolutions.de
www.klemmsolutions.de
www.poolhasher.lima-city.de
www.klemmsolutions.de
www.klemmsolutions.de
www.klemmsolutions.de
www.klemmsolutions.de
www.hundesalon-hutmann.de
www.coverband.lima-city.de
blog.passlickdev.com
www.klemmsolutions.de
www.klemmsolutions.de
events.klemmsolutions.de
www.klemmsolutions.de
www.klemmsolutions.de
www.klemmsolutions.de
*.klemmsolutions.de
www.klemmsolutions.de
www.klemmsolutions.de
*.klemmsolutions.de
www.klemmsolutions.de
klemmsolutions.de
ad.kevinroebert.de
www.klemmsolutions.de
www.keks-berlin.lima-city.de
domehd.lima-city.de
dracksistem.lima-city.de
www.redemann.eu
www.klemmsolutions.de

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4W9vzjn7YdhRxC8qxChH
ArRnn1jLKHgBc7hVaI0Ir/NN6ZW7Ekynlb+FZhwH5d0IhRfXVxtcpHbTLTG0vGD1
kMZTqptGdfsiPPXB8dDVUvBz1j6b19NwLxcEl8gv9FvIWNi3UygP4gZXCKDG7j+E
nk5HjQ60lR1QVWB39HT9dvYYaqH8fXnRoGE7+I1QUmRO8pohzup/XwMdS5XRBY9o
owp/2clHsCg5VkdQRbNl18VE5uI6U2ZuUklllFsakATridhuuRGEgd/VX89cdRZy
3Qz84BBgEoEHS9xgvbxVc6PcJG3C3hfAfLMJJHAwXOzsgUGtIWVzSeDs4vnXFNVW
YwIDAQAB
-----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 382709059910949357971002940650982774161201
 . . . . . . . . [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 2017-12-15 09:11:19 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-03-15 09:11:19 +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 'www.klemmsolutions.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 28458570122182528516123176730399325655838126352092414237983746473688593013431541909502134037755904764379263236778949549311897171690851018974769387962144871151973907582964664987890077693000836007633617891713564634766001900558480446649313855234816963299973338902285928098194853756769864693010886698387053564509009983932100378045831832558743008120733471085791781444642574097383098641233576970655040343330937689999755436956057506457032947381333267244647082151250298856018794793850785373150308475185542716385296066888153123657051412640267351530016847020881850376178694504164126852729414263932518350469068128528542196913763
 . . . . . . . . . . . . . . . . . . . . [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)
							c8904e3c58ef1e91f78e6600cb9368443c99c72f
 . . . . . . . . . . . . . . . . [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 'klemmsolutions.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.klemmsolutions.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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [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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