bildungsexzellenz.de

Issued by R3

About this certificate

This digital certificate with serial number 04:97:9f:00:17:80:80:8d:82:1b:fe:dc:45:80:a4:b8:21:5c 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=bildungsexzellenz.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:97:9f:00:17:80:80:8d:82:1b:fe:dc:45:80:a4:b8:21:5c
Serial Number (int): 400043128860108907033292891342026401390940
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: d7:b1:82:78:e4:41:71:2f:d7:00:3a:27:c2:56:90:13:86:ba:c6:37
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 82:a2:13:37:6f:c0:ff:0b:d2:be:77:52:4e:7d:f7:db:ce:a0:16:1b
Fingerprint (sha256): dc:2c:e0:88:92:6f:f5:2a:95:6c:2b:48:bb:2d:84:bc:65:ab:63:f5:f9:f7:15:31:d6:5b:5a:31:f2:1b:8f:5c

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

Revocation information

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

Check the revocation status for certificate bildungsexzellenz.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for bildungsexzellenz.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

bildungsexzellenz.de
www.bildungsexzellenz.de

Other certificates including the domain name bildungsexzellenz.de

(limited to 100 certificates)
bildungsexzellenz.de
bildungsexzellenz.de
bildungsexzellenz.de
bildungsexzellenz.de
bildungsexzellenz.de
bildungsexzellenz.de

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4Pr1Q9E5YqPeYkWLFd04
4Of5O+yJpAQtnTBis4tezbxxCICR0P/QlfpvXw+/zVIVUUiCkSzIlyXROz2v3d2i
MrfPR9dtecJDyjaVGtmxaRSFI7Hqe5iiI/kL9bl6ww3zyWo3dbw/HR1aEq76GxDN
2ByTaskpmRgx4cVqyLbbGK9bvYSq9QAuhfEsQZZMCZpy5F4tC4e74o+7/5FaCeun
ielil/ss7M8+rPIMoPYjNDxP/HgVkuZvA2V6aY93AL3BQLkZ1ZJuX5C6m/XJ8NoL
y8+J4Ud4oW1nh91nPqa30hnZpOF6kd7hFKXezJNdXWv2ZpvPRukjxfpMBacIDflF
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 400043128860108907033292891342026401390940
 . . . . . . . . [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 2023-02-27 16:56:11 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-05-28 16:56:10 +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 'bildungsexzellenz.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 28401132347072615547671915427982005192356215663076167964146773519289196396988329776029065136462031035824930799851383354823975736939134881863424708056754819762160979484507977753376973855748131457823529308062031818645173658005087415642558757039202027192668453157798457799682559086056884651872927403853185368700279515712603309083672747239229203028435763616383236264740981407590049426571483242462197760050827879496204145732188342036493184147927371750183608476159617750100184474111986984241987169641171141135790047170734888613790179753610596327256246337300408737117640125449132979914138247898473857387935589211500935988687
 . . . . . . . . . . . . . . . . . . . . [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)
							d7b18278e441712fd7003a27c256901386bac637
 . . . . . . . . . . . . . . . . [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 (50 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'bildungsexzellenz.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.bildungsexzellenz.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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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)
							00f1007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018694048b4000000403004730450221009480f2ace232313a6a8da91fbdd85814b9508d96e3be0dfbca3b9a5488243d830220535eb1586a246793a7d5ec86f81e9f2605a4a2e5903c8569178fc5de94d9ce410077007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018694048b590000040300483046022100dae4c4da56f52d9294adf123bafcd38f0a52acec52cbf869a5e30ce13355aee8022100f19c2f99cb6ec8684360c27def85a0ce489766b69f54991e8d6f621bb27c32e7
 . . . . [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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