kpcdesign.de

Issued by R3

About this certificate

This digital certificate with serial number 03:ad:51:19:10:99:a8:e2:9c:3f:72:b0:69:f9:3d:13:28:ea was issued on by Let's Encrypt.

With 3 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=kpcdesign.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:ad:51:19:10:99:a8:e2:9c:3f:72:b0:69:f9:3d:13:28:ea
Serial Number (int): 320313504884375865635285396966436089571562
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: ad:7c:a7:4b:34:b1:e7:c8:22:81:13:94:67:0a:c2:2f:66:03:7a:a5
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): b6:30:19:bd:2d:3a:c6:c4:a8:89:ad:58:ed:85:8a:ce:83:ff:e7:86
Fingerprint (sha256): eb:85:67:8a:42:37:17:1b:55:50:6a:52:1e:7c:8b:87:60:c1:55:0d:e6:34:10:85:ff:e1:ec:ce:ba:96:82:49

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

Revocation information

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

Check the revocation status for certificate kpcdesign.de

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for kpcdesign.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

kpcdesign.de
webmail.kpcdesign.de
www.kpcdesign.de

Other certificates including the domain name kpcdesign.de

(limited to 100 certificates)
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
www.kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de
kpcdesign.de

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsK6dWhTb/uBShwNbsjPQ
ma2gc+xV9jyv76dJyp95OmmMF57B5qMUtqb8yo8kaPTQ4+tU2ksWfz0PBTPIpADk
Yo9E716zLtoVeSoaTsSe08tviXUpwsEynnDWiq6FFzu+mcO6XW9ZpFrvTEoJop5a
3aT5yGMAAGT5tH4p0xYnx5StRVezgtIcusH6B9d+hDJXRALnoPhONpZ96ysUyslI
LgEMFU3Lwm54U5xwBvf3y88pP0KuDAAC19MLBTlzsBc9xV/r+A+XJWZqraYjly+3
ICM9qGgrZR7BkyuXLUsjVE3AAGtNHIYEgEQ8qPjc/1iPDCZ5yLhWM0dW2A8p7AiL
ZwIDAQAB
-----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 320313504884375865635285396966436089571562
 . . . . . . . . [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 2023-03-24 15:11:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-06-22 15:11:17 +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 'kpcdesign.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 22304047369996808273452095431957355796828257764195192852036016779658757835286320446796220982735890705250540650333377535373343939314738726490253004674448089367022859064489604834566911305832883230335063706537007115227079077215641159050906001056750189132960194416453398020043653632038532137114822298053745534636396863300042890503547756102318603311480527336222517849588990364912656560508276639713634492999985678825687766424834841717984722980942619175771380395850492564116303960992362368908805913295224503538461146839101360823841482638153546344699818349982157645486933280733887579933573387361717466345068020461779689180007
 . . . . . . . . . . . . . . . . . . . . [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)
							ad7ca74b34b1e7c822811394670ac22f66037aa5
 . . . . . . . . . . . . . . . . [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 (56 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kpcdesign.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.kpcdesign.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.kpcdesign.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000187146383cf0000040300483046022100d7a8374529a0ff9a9361f68363df7dfcb02017c6e3a6d84acfc06e2873263c95022100b622b81a52fd0d1488d9214ab8f82a22f3a78d52695c5eeec490fa408ea6ac12007600e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e00000187146383c50000040300473045022100a73f55ad80a6f054e6a9b181b8ed8f19e1d612e952582993edea3d79f3408aa302202c3bf84c0125588accfde0edc1b2418e4a0e0f1b21cc1eaf5cf9d40026e50130
 . . . . [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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