pur.bz-berlin.de

Issued by R3

About this certificate

This digital certificate with serial number 03:26:23:d0:73:25:94:a7:21:63:a6:e3:e1:56:0d:cf:12:9d 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:
  • 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=pur.bz-berlin.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:26:23:d0:73:25:94:a7:21:63:a6:e3:e1:56:0d:cf:12:9d
Serial Number (int): 274315193051330001113889962439675197985437
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 7e:9a:cb:ec:1f:73:7c:72:b6:4f:8e:0a:7b:bb:97:f6:7d:39:b8:78
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 5b:d1:3b:59:d1:46:82:81:36:45:be:df:80:ea:5e:7e:74:a4:ce:a4
Fingerprint (sha256): 1a:c8:a9:ed:d6:5a:f1:9a:5f:26:d6:e7:69:c4:c6:27:86:ee:08:27:9a:a8:f3:9d:2d:54:b4:c2:06:b8:d3:5c

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

Revocation information

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

Check the revocation status for certificate pur.bz-berlin.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for pur.bz-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

pur.bz-berlin.de

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www.sonderthemen.bz-berlin.de
link.mailer.bz-berlin.de
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tortuga.cloud
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aboservice.bz-berlin.de
www.sonderthemen.bz-berlin.de
pur.bz-berlin.de
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www.sonderthemen.bz-berlin.de
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www.bz-berlin.de
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data-f943e74ec9.bz-berlin.de
bz-berlin.de
*.bz-berlin.de
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link.mailer.bz-berlin.de
aboservice.bz-berlin.de
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Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqFyk7w2WZ3RzAsDu31Ks
ifuyJPKw0WeENVi+ay6jx1gKupe5xbUB01x9DAzE07kaIGMqLrh+N3WWypwAPgrx
oBheQ5gEHghxZDAzFgB1nqJ7ytNwfGQ+NhiyGYA03873SbwPza514D/+vDQlnF7Z
gb6DO4rnuhgTA+ts6ixcfm5M1WX735wtYJnNXoFAeAmi9exkVkBnsm3E1xKYEgPw
pW4218x/9S9HYxMiizTSpvxkZyZzgxWmpeN1XLTW48DTn5LZlFEoIlYIkCfszmDr
L7I6PbaGx3TBmOFHJ1pBK5mImWRWz8HZaYTj/sPeCms5LQUeMCU1vn1oPbB5V+d1
BwIDAQAB
-----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 274315193051330001113889962439675197985437
 . . . . . . . . [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 2023-11-25 08:12:45 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-23 08:12:44 +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 'pur.bz-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 21253719827834842560010560851718171019060228241725262307605736534164830743959453032251800982454405842148073158390947241738552753821717519718661093923170177568642661835888950049513862897744853491034909848254893103021159059434269931660218130100769529621456292817637236146787443315386337084674221047971419208005374512086810645681303331635744168960764113029213459314515555688411315807595493480472603713926864142364222725386202634897974395381241181725970906579675053998992931246528999884894758150876197224516271103519268374378667839947064738583815965374467965612751934164817405335233203493827867793325926495076971958465799
 . . . . . . . . . . . . . . . . . . . . [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)
							7e9acbec1f737c72b64f8e0a7bbb97f67d39b878
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'pur.bz-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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c05c0b72d0000040300483046022100b56de8ed2f7e86533aed46302557b04c2018a95e24944522c5117fda44c1a6db022100940e53fe63b7b9eb14c9110ddbe422bd95625970d70919669eedfb2fe29b99960075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c05c0b73400000403004630440220400b9fa30865ccd5b79f35c6f83c515bfbd27fd586b4a8e44b25b26157b01b20022065da7e24f65e98b423819f67c4e5a74b6b43429b203765ef6c5cb50a44b247ae
 . . . . [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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