bielschowsky.de

Issued by R3

About this certificate

This digital certificate with serial number 03:39:22:d7:01:9a:7d:3a:da:51:4c:f7:04:93:ef:d4:b8:97 was issued on by Let's Encrypt.

With 3 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=bielschowsky.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:39:22:d7:01:9a:7d:3a:da:51:4c:f7:04:93:ef:d4:b8:97
Serial Number (int): 280779262837977807890652124265457529436311
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 03:76:6d:c0:e2:3a:98:31:05:6f:f4:53:98:bc:5f:56:a8:46:19:d0
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 6e:07:46:7f:aa:56:60:e6:da:1f:72:02:12:dc:c7:6b:ba:21:18:14
Fingerprint (sha256): 58:3e:e2:f3:2b:55:7d:b5:70:7e:84:8f:08:93:6f:e8:1b:d3:0c:f9:01:8a:b3:85:29:79:02:87:6c:1d:ad:59

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

Revocation information

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

Check the revocation status for certificate bielschowsky.de

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for bielschowsky.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

bielschowsky.de
webmail.bielschowsky.de
www.bielschowsky.de

Other certificates including the domain name bielschowsky.de

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

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAs0yorpqTaneRDs4n350s
Tb/WnHBfYgQT8niy5x7suoGelrwANa2iPFFbl5+LPxCCO6M7A/ZyyviD8Wmidj/z
6UhdT327PfFQM2omAVcUdIo2r0FU05b2EFTfML2LEwRHT+wUugKc39N5Up02Ztcv
gas6Zf8tARJFtNCWJObggMEpYUasdrp0fzeqLHD9okvsJCp1ccQR83QZmYIESm0e
BLRCWNimKjYP0vk5P8x4ekQPQqahKZTEXw7TNOCmTZBxEoUcC7IeLe16GVsJO/Gt
7r/9YQajw66+qRMvLIU+7PtoKNckx5NFXJvgvQJo/TzL6/do4XEYJItsXpBgdDIS
VwIDAQAB
-----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 280779262837977807890652124265457529436311
 . . . . . . . . [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 2024-04-29 00:18:21 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-28 00:18:20 +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 'bielschowsky.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 22634458508434420453282669217214648258394300997855413037950136429873990684594480424138352786111360983150001260190885377400792904436875493199369721870217491884894487524233436213037545979505189815388251336046708344763617640950022570632541494707785474279463259814977974013323567621546473396727053722547414729666179093730655278183837065040152307365311509741841035316740016962923100297581941840006461749783355530890712976760584314979628014635728133405555880618833191385691676488274345973281527554070592889715523248782796141929457829785984085032420999805424269574857999483703964363010094057030208501940965277482130026402391
 . . . . . . . . . . . . . . . . . . . . [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)
							03766dc0e23a9831056ff45398bc5f56a84619d0
 . . . . . . . . . . . . . . . . [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 (65 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'bielschowsky.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.bielschowsky.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.bielschowsky.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)
							00f000750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018f276e75e2000004030046304402206e6b1a6bd50a59e2f068ac64608f3c4cc389ba9e24005333734b0e6b451fdae702203f5a7ad8af18a83efabee4139bc997356a288d6c44e61eb05f93bc2b6fc8a56c00770076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018f276e762d0000040300483046022100c33be7b3abcac538ff0f9d45cc5eb31a44a0f31aef901be574922e01f3d88006022100d2f2f4d177edc1fdeb2ceb810dd8a7b7bac28a7732b8745b03916afd394ea851
 . . . . [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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