kpcdesign.de

Issued by R3

About this certificate

This digital certificate with serial number 03:0d:cb:0f:14:77:4a:b7:45:de:ac:68:96:a9:81:9d:e6:9d 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): 03:0d:cb:0f:14:77:4a:b7:45:de:ac:68:96:a9:81:9d:e6:9d
Serial Number (int): 266030440147949622775842990707290092201629
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 27:72:dc:e9:20:27:01:ac:07:d0:d7:1a:2b:63:6d:20:b1:33:40:af
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 26:c6:99:b4:e8:6e:f7:37:1a:e5:ac:13:18:46:d1:28:f1:68:d5:7d
Fingerprint (sha256): aa:c8:3b:13:e2:5a:5f:bb:70:8d:87:45:69:9c:d0:fa:ed:ac:ea:77:95:b5:f1:c0:e8:d5:7b:eb:6c:1e:d5:65

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA24eGv/5e1+6TthwK3c+Q
OrSpVOajL97CPq42ih0yzVpdLgo5lDs/Fx5tBm3JMjXhloMALqAWev5Btbf1kPsB
a58hCFJ8sgcdvDknmJrAoQeZZCJSwOMAgnkzo/u0pLPepIeL9tH1dKne6HLieaG7
Nf8W4HoUHwSEV2Nu9zjab3D2GR/H4Gptq0iPjKyoGWG0aoThK+3IaBh78xGg68nI
OSckc2CdbLqOxGQC1CjeTXoiKjgcO00rWWaV7AG3v4eHQslhhKw1BRAMGKdPQO80
RGm7isOLLlbAD1ESlLLvJh2HF8WKhYpX9kip5sxNIOcxJFjWOvdDK2fCPWKWJ2Nr
kQIDAQAB
-----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 266030440147949622775842990707290092201629
 . . . . . . . . [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 2023-07-22 15:11:30 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-10-20 15:11:29 +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 27713019329987527887842843439494321641205528574502571784313345643701262860276714775807373068651470044149989916071172199613322601062673309590287856361212183652729446004288988460458599754548203900366579904667212787394731051906655233626173049888795845325386326943187607369369006339800762114247502564979549920919761347540656704497847985424803841637574612631367584909440382706659234105846437908265219086554897167470555183645011510771791775317861547620847431112714875001054736791529387229824039168582549638354205346548875956908531116198967956785488299456322364684539390069781901569166871983904535319911391724154446116252561
 . . . . . . . . . . . . . . . . . . . . [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)
							2772dce9202701ac07d0d71a2b636d20b13340af
 . . . . . . . . . . . . . . . . [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 (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)
							00f00076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb52000001897e5ed2ad0000040300473045022100f22ef40075dd98db217b7252fc75ca16ee918be0666672759ca16356dbe78c3d0220379cecf556ca0d9e025b3fa0dd4a75e1f4625e1268e1122225f0da3f4347703f007600e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e000001897e5ed2bf0000040300473045022066667e93e83e13bca3dc209a13754843cf69e63d40c3dd96c9e09e1c95cb6f21022100e0e4101f78b1156f085df49ef3b3b57f79688a5ae2c22e767b6bcad0d7cb0814
 . . . . [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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