www.buendnisse-fuer-bildung.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:00:20:a1:ca:91:cb:76:f8:3e:58:11:f7:7c:fe:ab:d7:53 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=www.buendnisse-fuer-bildung.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:00:20:a1:ca:91:cb:76:f8:3e:58:11:f7:7c:fe:ab:d7:53
Serial Number (int): 261380233159537874139795947916746507933523
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 6f:68:0b:24:02:4e:52:d0:66:1e:ee:c7:02:b7:9e:56:2f:cc:d7:15
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): d1:26:39:4e:82:da:ee:69:a5:d4:78:94:63:d6:91:bb:bc:ad:c1:81
Fingerprint (sha256): 9d:e6:94:c6:d5:b7:d8:ab:db:df:f2:61:be:de:83:dd:9f:04:d8:a0:93:3b:99:f1:9f:06:62:ba:47:6d:3a:ee

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate www.buendnisse-fuer-bildung.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.buendnisse-fuer-bildung.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

buendnisse-fuer-bildung.de
www.buendnisse-fuer-bildung.de

Other certificates including the domain name buendnisse-fuer-bildung.de

(limited to 100 certificates)
foerderung.buendnisse-fuer-bildung.de
www.buendnisse-fuer-bildung.de
www.buendnisse-fuer-bildung.de
foerderung.buendnisse-fuer-bildung.de
www.buendnisse-fuer-bildung.de
foerderung.buendnisse-fuer-bildung.de
www.buendnisse-fuer-bildung.de
kumasta.buendnisse-fuer-bildung.de
foerderung.buendnisse-fuer-bildung.de
kumasta.buendnisse-fuer-bildung.de
www.buendnisse-fuer-bildung.de
www.buendnisse-fuer-bildung.de
foerderung.buendnisse-fuer-bildung.de
www.buendnisse-fuer-bildung.de
www.alphadekade.de
foerderung.buendnisse-fuer-bildung.de
www.alphadekade.de
www.buendnisse-fuer-bildung.de
www.buendnisse-fuer-bildung.de
kumasta.buendnisse-fuer-bildung.de
www.alphadekade.de
foerderung.buendnisse-fuer-bildung.de
foerderung.buendnisse-fuer-bildung.de
kumasta.buendnisse-fuer-bildung.de

Certificate

The complete raw certificate details for www.buendnisse-fuer-bildung.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1ggUV/kxo7GRwSVIzl5x
MJzg1jYWDqdmHkp75NdkVqHfH7VufI1c0TScwazGYH6gMVI5YZKk7yKViRGhXu+/
xuCjsexwBtU7F7mn33XZhD1uPLqITSaIX5PLWaBK9tKsz0J1YxNShUVSdHX+sJTX
RaHCoIIyu1QrFiUudgeVdS04bVyatFL69OZVerYFh8GC4VeC0twOkf6UkrK4WREh
y5m/bQHUo/7GU2Y8kLkSPwXftuKTSs/47eUazJpfjRgF21Unj+e89HRRVO9eczgQ
xwQwIBVbPe9V9b0bAp0aHXT+LFTbzl5QPR0yyed+omi/giyjwW1iMLLL5sOzJSaU
1wIDAQAB
-----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 261380233159537874139795947916746507933523
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-13 12:22:09 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-12 12:22:09 +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 'www.buendnisse-fuer-bildung.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 27018981396586290984958260074430750320746167408785485804467908082636016275288374146128860596437736392703438617546106740510093426748417596798692899620257445132483031957912617849653800170779889516902680307477769709460789334034324369111316423168213661957348773895393610820284364121188627100669375310864357611889588176109725879081176856565140571661185140414151872563322056210150624965284490924674161914748936768207599222610958679167316322825217668572741549205088549548469856945498912823068301782667051115668155768365943326185417792774810854701173905797019411439872179981591609303704857152007449958635598159242542933513431
 . . . . . . . . . . . . . . . . . . . . [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)
							6f680b24024e52d0661eeec702b79e562fccd715
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (62 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'buendnisse-fuer-bildung.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.buendnisse-fuer-bildung.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016f9f119f440000040300463044022001b878eaa13513e6f9bc1af33f9b9506ffe92b34f7f25e39507229772728687d02205a3b08b948b39638e84b142a007a243d242b4b9cda365fe87475a7ccb7a7789a007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f9f119f350000040300473045022079e53e029770676ce1199de636a13f369ce219448fa6d1b86abe61ae0a685180022100ec328ac455a2b574ccbcafedc3d018317f68b62df803e28be1c2f31e88032dcb
 . . . . [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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