karstenbrand.de

Issued by R3

About this certificate

This digital certificate with serial number 03:bc:92:2c:bd:f5:fe:f6:e8:60:14:5e:ae:2f:a4:c9:a7:69 was issued on by Let's Encrypt.

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=karstenbrand.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:bc:92:2c:bd:f5:fe:f6:e8:60:14:5e:ae:2f:a4:c9:a7:69
Serial Number (int): 325504242377728766912613834818973686409065
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 21:d7:a9:7f:f1:ea:b5:da:b3:d6:bf:cb:3e:77:89:e8:d1:66:f8:90
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 2c:29:1d:ff:67:2a:ed:27:3e:14:af:88:9f:ca:2d:0a:b0:da:e5:f5
Fingerprint (sha256): b9:23:24:50:1d:d0:5c:31:9d:39:2c:e5:6b:e7:6e:6e:4d:e2:25:56:1a:d7:df:2f:4e:75:50:42:3e:a8:0a:b1

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

Revocation information

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

Check the revocation status for certificate karstenbrand.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for karstenbrand.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

karstenbrand.de

Other certificates including the domain name karstenbrand.de

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

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzgEdq9WwcMAAZEbjvs0Z
2OVDXNIkSYfu/ZNdXqrdav6u7hpNWEkaaJu4i83o6gGjAIe/DJb2IC0VmCKMWdGg
zcLQ8mykzP4/aWkdA3YTceuzDpExiZfi45Q59dv91ArDwPBCmLfYFzJDh7MaWWyh
7Gu1IhmZhcn2ppTVeSY1ja9P4AWNklIj7KvEKgKTbFYE61Nyjn8cblUdkeRgMi1j
OmxdVp64WaWEfc+T4jOevFWmYWz4uUiuYzJ473DdkSqO0yb/k2IagdGTkLhLF5c8
VFOLInfFtDKOpuV+UlL9YX2qnTj2Sk9nD3QoqY/3ECbpSOl/kXQtMzal4V67lR71
WwIDAQAB
-----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 325504242377728766912613834818973686409065
 . . . . . . . . [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 2023-07-13 13:37:06 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-10-11 13:37:05 +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 'karstenbrand.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 26005641095404554528649581616252659427084684417781511699693923280979340227873043582677484069376293835928555481031726753546875689767943509314091280632606503395646669359157039806897327940266879888241014805186783517470571802860071696271499842193925297885812653731753847863524906369878883648949839643022429171991566837492886821166439955100020516980630766895509753396639743328014055261069131718430858369398680825408056696711656312025578391093680636923259560928839045060633992927608236570014021574923406403000835692422220158860003952119753727836456153270560087472032316443505355909650349402566222306722214381816642579395931
 . . . . . . . . . . . . . . . . . . . . [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)
							21d7a97ff1eab5dab3d6bfcb3e7789e8d166f890
 . . . . . . . . . . . . . . . . [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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'karstenbrand.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb52000001894faf2a780000040300473045022100ffd0c3143e1c8a58d265b0245881a999ed9881b51fe7517088209692aab883c802207208d5010efb560371547ca9a1736689ac2b699442969d2ec52b7941a16477d9007700e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e000001894faf2a5000000403004830460221009f0e03f5d433f9606ec02dd2aca12019f04f47106fce74f4f9a532c87a5ba38d022100d21d6a15c75bd96bf40325ace6f377a0c898c7434d8aecc3fd61945dc158d162
 . . . . [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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