bielschowsky.de

Issued by R3

About this certificate

This digital certificate with serial number 03:cd:c2:48:ac:41:90:1d:40:d9:2b:e4:64:05:d9:d7:d5:0b 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:cd:c2:48:ac:41:90:1d:40:d9:2b:e4:64:05:d9:d7:d5:0b
Serial Number (int): 331352990584398096734811184303657453081867
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 37:8c:13:f3:29:fe:bb:4a:d8:ff:2d:2f:63:c6:15:60:46:e3:6e:bc
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 53:22:02:28:6f:bd:e9:13:ff:b7:87:55:f2:4b:a8:79:3f:1f:18:db
Fingerprint (sha256): 11:57:75:2d:04:15:7b:75:b6:12:97:8d:93:1a:20:a4:fb:73:34:ba:ba:0d:27:da:d5:7d:d6:28:4a:92:d1:06

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnbNRCJESsRLdexWmLL8B
NsrPR84BJuI4R5OtinpUQKykJTrrGPmZfDH8FPXIGCvuMVfDfCoYykdIDPkt77Oa
qTjUc4Gzv0cEyU2UTS3jVlpaCnutZYq5d/L5qblbaZ1yRirdTPARV+9lcrrUnANe
RN2AXdZpbLeXLXIS/VN0H4zAD/tVnYW+D9DNS5apoBInSM/VRveE85y0eN+gmI5Z
ZzFgeQJTj84BE6krAVvrAf4qopXhMR/DUILdbRJhSJzzCko0MlYIhqAGvWRTOXdt
7Xt5UIQfqFZ177U9W0YH5ikTkjHNfJEqOFAPNhLPDjOl9u19FvV7bKMdggK1Zdg9
ZwIDAQAB
-----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 331352990584398096734811184303657453081867
 . . . . . . . . [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 2024-02-29 00:18:19 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-29 00:18:18 +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 19907838159667845641872912312757499992169010590794653697219651060998510216159217270965503759052046545803497638174077599792137330685605028306879299919059261146055314897545200587434496732164568330815451369151673658601568736930672191876621895379739846345023374579600633292320795750120163277824323823825201837008980229040414621924461469291293134482185299816344369823232349845482004811613996489490471964853523977048418691067337147122521585186977884037245981411335787247952107160608715475692328417104441353536204237628340168994913292449566535710347479756020935186788503408737695562494510437716321454043123447061703367867751
 . . . . . . . . . . . . . . . . . . . . [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)
							378c13f329febb4ad8ff2d2f63c6156046e36ebc
 . . . . . . . . . . . . . . . . [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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f200770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018df270dd700000040300483046022100c5416cfac538f460fba35cc03ef11a5bd63cba9aa5a7d96154231b3c17895f50022100959ea307e812de156fffbd2bc3a0dcec93975ceb73e029f8563d6072d6a9a9dd00770076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018df270de000000040300483046022100a2c6e08b4dc3f3abb37e78b1ad1525203395d7bbf402b6d2328a406d96e50fcc022100f51000e9ba32ef6df63ac7685547f92e5561a5bb16817199f0466a075d6d905a
 . . . . [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)
		00ae14d7c34f2b6593665d8cc0b91dea3d6a45abc5a5596182c0d25a0fb9bd53be78a690665d7c6c711de5de47beb7f67c84f0ea1e18af2859831e180b94a046034231e9b6b0bb86b1b56d658ce81cf974cab196b75f7c6fad54f15b5776039bed1cd9b6a249518ee8d26ae117ca9ef90fae1edcd65d32327396e58b7a4032e56c715574a2bdb9f929b1d91caf5fe575a2d80929cdc0e849a233826cd0cdcf25b3be4700a73f4c1100ea012545a8cea111fbb3e3cf52f62502ea6cc59da35ac2e5f9e65247aa10b0ee7ee9af98b649e434ea6ad300d0b87e869097f61691bade770a4d2a892a767dd9ebdc721d3b2b31e297b89a8cb0f42cc07c84907dc9491587