drk-berlin.de

Issued by R3

About this certificate

This digital certificate with serial number 03:3b:2c:e4:15:a7:56:84:47:c8:bf:71:86:1b:71:8a:0e:4e 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=drk-berlin.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:3b:2c:e4:15:a7:56:84:47:c8:bf:71:86:1b:71:8a:0e:4e
Serial Number (int): 281473187758302871967929084950935977463374
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: ea:50:b8:f4:08:de:3e:19:4f:86:49:93:9e:27:64:f0:95:8a:e1:27
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 6e:c1:36:f5:a3:52:2a:ac:8e:49:51:68:47:a9:69:73:5a:ea:43:ff
Fingerprint (sha256): 28:7b:7e:ab:30:a6:ba:1a:5e:37:bd:2e:77:85:17:39:96:a9:d7:ee:12:a9:26:3c:68:37:b5:19:2f:3c:f9:39

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

Revocation information

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

Check the revocation status for certificate drk-berlin.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for drk-berlin.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

drk-berlin.de
www.drk-berlin.de

Other certificates including the domain name drk-berlin.de

(limited to 100 certificates)
webmail.drk-berlin.de
onlineshop.drk-berlin.de

onlineshop.drk-berlin.de
drk-berlin.de
www.drk-berlin.de
onlineshop.drk-berlin.de
onlineshop.drk-berlin.de
onlineshop.drk-berlin.de

drk-berlin.de



drk-berlin.de
www.drk-berlin.de
mdc.drk-berlin.de
www.drk-berlin.de
onlineshop.drk-berlin.de
www2.drk-berlin.de
drk-berlin.de

drk-berlin.de

onlineshop.drk-berlin.de
drk-berlin.de
umomobile.drk-berlin.de
drk-berlin.de
webmail.drk-berlin.de
webmail.drk-berlin.de
onlineshop.drk-berlin.de
onlineshop.drk-berlin.de
www.drk-berlin.de
drk-berlin.de
drk-berlin.de

drk-berlin.de
drk-berlin.de
onlineshop.drk-berlin.de
webmail.drk-berlin.de
drk-berlin.de
drk-berlin.de
drk-berlin.de
drk-berlin.de


drk-berlin.de

drk-berlin.de
drk-berlin.de
onlineshop.drk-berlin.de
www2.drk-berlin.de
onlineshop.drk-berlin.de

drk-berlin.de
drk-berlin.de
drk-berlin.de
drk-berlin.de
mdc.drk-berlin.de

Certificate

The complete raw certificate details for drk-berlin.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAoi5wcUkXTddnSymSV9V3
WhdPZNLWyxNiK6zOq0p5g623sXYJ/0r9grzEOkIVZxJizX1M2/HJbl/0NxIqG0MP
NUeLNA0KSnSMge85gWNd9uK2cbAaUEl3VHBbBeZOTCPxhMwWy+o8MAmIf54JRK7y
kQSz//SfD9UdB+U6nOtpdX8Rj6yf3RQtyGwOhUXAjkDjwgcV2q/kep7udZPhIQpG
Hs/Jja8Mp7tVFYUwUC3O1gLa4B1TsNKLJSeKCsz3cY+bS/Q+2k8Jlbtzqho7RnZq
95hWugNhSeyMirO6jl8OInxe/mIJqZj9hCUNju9j7K4jze1fNau+/Y0v77DrSeo4
3QIDAQAB
-----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 281473187758302871967929084950935977463374
 . . . . . . . . [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 2023-12-27 22:37:23 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-26 22:37:22 +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 'drk-berlin.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 20473505441620094874253745902604564661255836888152765563284155520476623762417674451342055587135144967992864319933323952063452201198616931796452331932483013795256631582692586408673315555489535243991747861378126319090369551892468849566475913274460094968488349557015623539577559491169579347356035965603614092143004273182593327841633211138185638266292909229219828719848885240453289999755538276185579900008104135313167797419634816069996995082527465040509286200894204003238882833066056291928849862749326952388066757839432214901672510775008823916992994575729026878970641698846595710367012646604914002338935495332223481690333
 . . . . . . . . . . . . . . . . . . . . [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)
							ea50b8f408de3e194f8649939e2764f0958ae127
 . . . . . . . . . . . . . . . . [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 (36 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'drk-berlin.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.drk-berlin.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)
							00f100770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018cada3d2ed0000040300483046022100aaf8b4dbef0b0ecacca93e583d3c8cdf71757b94b581a3fcc32f6f9b618c0efd0221008f73b8e78cf24ab7de1f3a1d91755e71b6feeff9dba83c7ebcfe356197e764560076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018cada3d4e90000040300473045022100a0afe68d0e70e78ad0eb986d99b143e74d4619a4d2aea4c197bc2e6679dd412c02203034f4146f3dc49f3ecf2a78a36f9ac8a710060a621dd45e46fe025673bcb42b
 . . . . [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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